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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.41 by pcg, Sun Feb 29 15:31:56 2004 UTC vs.
Revision 1.439 by sf-exg, Mon Mar 25 16:24:18 2013 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
23/* 23/*
24 * This file handles _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
25 */ 25 */
26 26
27#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
28#define INTERN_SCREEN
29#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
30#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
31 30
32#include <X11/Xmd.h> /* get the typedef for CARD32 */
33
34#include <stdint.h> 31#include <inttypes.h>
35#include <wchar.h>
36 32
37#include "salloc.C" // HACK, should be a seperate compile! 33static inline void
38
39inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
40{ 35{
41 while (len--) 36 while (len--)
42 *start++ = value; 37 *start++ = value;
43} 38}
44 39
45/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
46#define PROP_SIZE 16384
47#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
48 42
49/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
50 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
51 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
52#define ZERO_SCROLLBACK() \ 46#define ZERO_SCROLLBACK() \
53 if ((Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 47 if (option (Opt_scrollTtyOutput)) \
54 TermWin.view_start = 0 48 view_start = 0
55#define CLEAR_SELECTION() \ 49#define CLEAR_SELECTION() \
56 selection.beg.row = selection.beg.col \ 50 selection.beg.row = selection.beg.col \
57 = selection.end.row = selection.end.col = 0 51 = selection.end.row = selection.end.col = 0
58#define CLEAR_ALL_SELECTION() \ 52#define CLEAR_ALL_SELECTION() \
59 selection.beg.row = selection.beg.col \ 53 selection.beg.row = selection.beg.col \
60 = selection.mark.row = selection.mark.col \ 54 = selection.mark.row = selection.mark.col \
61 = selection.end.row = selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
62 56
63#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 57#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
64 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 58 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
65#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 59#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
66 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 60 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
67#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
68 (((A) == (C)) && ((B) > (D))) 62 (((A) == (C)) && ((B) > (D)))
69#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 63#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
70 (((A) == (C)) && ((B) >= (D))) 64 (((A) == (C)) && ((B) >= (D)))
71#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
72 (((A) == (C)) && ((B) < (D))) 66 (((A) == (C)) && ((B) < (D)))
73#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
74 (((A) == (C)) && ((B) <= (D))) 68 (((A) == (C)) && ((B) <= (D)))
75 69
76/* these must be row_col_t */ 70/* these must be row_col_t */
77#define ROWCOL_IS_AFTER(X, Y) \ 71#define ROWCOL_IS_AFTER(X, Y) \
78 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col) 72 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
79#define ROWCOL_IS_BEFORE(X, Y) \ 73#define ROWCOL_IS_BEFORE(X, Y) \
80 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 74 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
81#define ROWCOL_IN_ROW_AFTER(X, Y) \ 75#define ROWCOL_IN_ROW_AFTER(X, Y) \
82 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
83#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 77#define ROWCOL_IN_ROW_BEFORE(X, Y) \
84 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
85#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
86 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
87#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
88 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
89 83
90/* 84/*
91 * CLEAR_ROWS : clear <num> rows starting from row <row>
92 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 85 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
93 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
94 */ 86 */
95#define drawBuffer TermWin.vt
96
97#define CLEAR_ROWS(row, num) \
98 if (TermWin.mapped) \
99 XClearArea (display->display, drawBuffer, TermWin.int_bwidth, \
100 Row2Pixel (row), (unsigned int)TermWin.width, \
101 (unsigned int)Height2Pixel (num), False)
102
103#define CLEAR_CHARS(x, y, num) \ 87#define CLEAR_CHARS(x, y, num) \
104 if (TermWin.mapped) \ 88 if (mapped) \
105 XClearArea (display->display, drawBuffer, x, y, \ 89 XClearArea (dpy, vt, x, y, \
106 (unsigned int)Width2Pixel (num), \ 90 (unsigned int)Width2Pixel (num), \
107 (unsigned int)Height2Pixel (1), False) 91 (unsigned int)Height2Pixel (1), False)
108
109#define ERASE_ROWS(row, num) \
110 XFillRectangle (display->display, drawBuffer, TermWin.gc, \
111 TermWin.int_bwidth, Row2Pixel (row), \
112 (unsigned int)TermWin.width, \
113 (unsigned int)Height2Pixel (num))
114 92
115/* ------------------------------------------------------------------------- * 93/* ------------------------------------------------------------------------- *
116 * SCREEN `COMMON' ROUTINES * 94 * SCREEN `COMMON' ROUTINES *
117 * ------------------------------------------------------------------------- */ 95 * ------------------------------------------------------------------------- */
96
118/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
119void 98void
120rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
121{ 100{
122 efs &= ~RS_baseattrMask; 101 if (!l.valid ())
102 {
103 l.alloc ();
104 col = 0;
105 width = ncol;
106 }
107
108 l.touch ();
109
110 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
123 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 111 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
112
113 text_t *et = l.t + col;
114 rend_t *er = l.r + col;
124 115
125 while (width--) 116 while (width--)
126 { 117 {
127 *et++ = ' '; 118 *et++ = ' ';
128 *er++ = efs; 119 *er++ = efs;
… …
130} 121}
131 122
132/* ------------------------------------------------------------------------- */ 123/* ------------------------------------------------------------------------- */
133/* Fill a full line with blanks - make sure it is allocated first */ 124/* Fill a full line with blanks - make sure it is allocated first */
134void 125void
135rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 126rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
136{ 127{
137#ifdef DEBUG_STRICT 128 scr_blank_line (l, 0, ncol, efs);
138 assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
139#endif
140 if (tp[row] == NULL)
141 {
142 tp[row] = (text_t *)talloc->alloc ();
143 rp[row] = (rend_t *)ralloc->alloc ();
144 }
145 129
146 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 130 l.l = 0;
131 l.f = 0;
132}
133
134// nuke a single wide character at the given column
135void
136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
137{
138 // find begin
139 while (col > 0 && l.t[col] == NOCHAR)
140 col--;
141
142 rend_t rend = l.r[col] & ~RS_baseattrMask;
143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
146
147 // found start, nuke
148 do {
149 l.t[col] = ' ';
150 l.r[col] = rend;
151 col++;
152 } while (col < ncol && l.t[col] == NOCHAR);
153}
154
155// set the rendition of a single wide character beginning at the given column
156void
157rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
158{
159 do {
160 l.r[col] = rend;
161 col++;
162 } while (col < ncol && l.t[col] == NOCHAR);
147} 163}
148 164
149/* ------------------------------------------------------------------------- * 165/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 166 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 167 * ------------------------------------------------------------------------- */
168
152void 169void
170rxvt_term::scr_alloc () NOTHROW
171{
172 int tsize = sizeof (text_t) * ncol;
173 int rsize = sizeof (rend_t) * ncol;
174
175 // we assume that rend_t size is a sufficient alignment
176 // factor for text_t and line_t values, and we only
177 // need to adjust tsize.
178 tsize = (tsize + sizeof (rend_t) - 1);
179 tsize -= tsize % sizeof (rend_t);
180
181 int all_rows = total_rows + nrow + nrow;
182
183 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
184 chunk = chunk_alloc (chunk_size, 0);
185
186 char *base = (char *)chunk + sizeof (line_t) * all_rows;
187
188 for (int row = 0; row < all_rows; ++row)
189 {
190 line_t &l = ((line_t *)chunk) [row];
191
192 l.t = (text_t *)base; base += tsize;
193 l.r = (rend_t *)base; base += rsize;
194 l.l = -1;
195 l.f = 0;
196 }
197
198 drawn_buf = (line_t *)chunk;
199 swap_buf = drawn_buf + nrow;
200 row_buf = swap_buf + nrow;
201}
202
203void
204rxvt_term::copy_line (line_t &dst, line_t &src)
205{
206 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
207 dst.l = min (src.l, ncol);
208 memcpy (dst.t, src.t, sizeof (text_t) * dst.l);
209 memcpy (dst.r, src.r, sizeof (rend_t) * dst.l);
210 dst.f = src.f;
211}
212
213void ecb_cold
153rxvt_term::scr_reset () 214rxvt_term::scr_reset ()
154{ 215{
155 unsigned int ncol, nrow, total_rows, prev_total_rows; 216#if ENABLE_OVERLAY
156 unsigned int p, q; 217 scr_overlay_off ();
157 int k; 218#endif
158 rend_t setrstyle;
159 219
160 D_SCREEN ((stderr, "rxvt_scr_reset ()"));
161
162 TermWin.view_start = 0; 220 view_start = 0;
163 num_scr = 0; 221 num_scr = 0;
164 222
165 if (TermWin.ncol == 0) 223 if (ncol == 0)
166 TermWin.ncol = 80; 224 ncol = 80;
167 225
168 if (TermWin.nrow == 0) 226 if (nrow == 0)
169 TermWin.nrow = 24; 227 nrow = 24;
170
171 ncol = TermWin.ncol;
172 nrow = TermWin.nrow;
173 228
174 if (ncol == prev_ncol && nrow == prev_nrow) 229 if (ncol == prev_ncol && nrow == prev_nrow)
175 return; 230 return;
176 231
232 // we need at least two lines for wrapping to work correctly
233 while (nrow + saveLines < 2)
234 {
235 //TODO//FIXME
236 saveLines++;
237 prev_nrow--;
238 top_row--;
239 }
240
177 want_refresh = 1; 241 want_refresh = 1;
178 242
243 int prev_total_rows = prev_nrow + saveLines;
179 total_rows = nrow + TermWin.saveLines; 244 total_rows = nrow + saveLines;
180 prev_total_rows = prev_nrow + TermWin.saveLines;
181 245
182 screen.tscroll = 0; 246 screen.tscroll = 0;
183 screen.bscroll = nrow - 1; 247 screen.bscroll = nrow - 1;
184 248
185 if (!talloc) 249 void *prev_chunk = chunk;
186 { 250 size_t prev_chunk_size = chunk_size;
187 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 251 line_t *prev_drawn_buf = drawn_buf;
188 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 252 line_t *prev_swap_buf = swap_buf;
253 line_t *prev_row_buf = row_buf;
254
255 scr_alloc ();
256
257 if (!prev_row_buf)
189 } 258 {
259 top_row = 0;
260 term_start = 0;
190 261
191 if (prev_nrow == 0)
192 {
193 /*
194 * first time called so just malloc everything : don't rely on realloc
195 * Note: this is still needed so that all the scrollback lines are NULL
196 */
197 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
198 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
199 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
200 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
201
202 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t));
203 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
204
205 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
206 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
207 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
208 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
209
210 for (p = 0; p < nrow; p++)
211 {
212 q = p + TermWin.saveLines;
213 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
214 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
215 screen.tlen[q] = swap.tlen[p] = 0;
216 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
217 }
218
219 MEMSET (charsets, 'B', sizeof (charsets)); 262 memset (charsets, 'B', sizeof (charsets));
220 TermWin.nscrolled = 0; /* no saved lines */
221 rstyle = DEFAULT_RSTYLE; 263 rstyle = DEFAULT_RSTYLE;
222 screen.flags = Screen_DefaultFlags; 264 screen.flags = Screen_DefaultFlags;
223 screen.cur.row = screen.cur.col = 0; 265 screen.cur.row = screen.cur.col = 0;
224 screen.charset = 0; 266 screen.charset = 0;
225 current_screen = PRIMARY; 267 current_screen = PRIMARY;
… …
237 selection.text = NULL; 279 selection.text = NULL;
238 selection.len = 0; 280 selection.len = 0;
239 selection.op = SELECTION_CLEAR; 281 selection.op = SELECTION_CLEAR;
240 selection.screen = PRIMARY; 282 selection.screen = PRIMARY;
241 selection.clicks = 0; 283 selection.clicks = 0;
242 CLEAR_ALL_SELECTION (); 284 selection.clip_text = NULL;
243 rvideo = 0; 285 selection.clip_len = 0;
244 } 286 }
245 else 287 else
246 { 288 {
247 /* 289 /*
248 * add or delete rows as appropriate 290 * add or delete rows as appropriate
249 */ 291 */
250 setrstyle = DEFAULT_RSTYLE;
251 292
252 if (nrow < prev_nrow) 293 int common_col = min (prev_ncol, ncol);
294
295 for (int row = min (nrow, prev_nrow); row--; )
296 {
297 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
298 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
299 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
300
301 copy_line (swap_buf [row], prev_swap_buf [row]);
253 { 302 }
254 /* delete rows */
255 k = min (TermWin.nscrolled, prev_nrow - nrow);
256 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
257 303
258 for (p = nrow; p < prev_nrow; p++) 304 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
305 int pend = MOD (term_start + top_row , prev_total_rows);
306 int q = total_rows; // rewrapped row
307
308 if (top_row)
309 {
310 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
311 // to come up with a lean and mean algorithm.
312 // TODO: maybe optimise when width didn't change
313
314 row_col_t ocur = screen.cur;
315 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
316
317 do
259 { 318 {
260 q = p + TermWin.saveLines; 319 p = MOD (p - 1, prev_total_rows);
261 if (screen.text[q]) 320 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
321 int plines = 1;
322 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
323
324 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
262 { 325 {
263#ifdef DEBUG_STRICT 326 p = MOD (p - 1, prev_total_rows);
264 assert (screen.rend[q]); 327
265#endif 328 plines++;
266 talloc->free (screen.text[q]); 329 llen += prev_ncol;
267 ralloc->free (screen.rend[q]);
268 } 330 }
269 if (swap.text[p]) 331
332 int qlines = max (0, (llen - 1) / ncol) + 1;
333
334 // drop partial lines completely
335 if (q < qlines)
336 break;
337
338 q -= qlines;
339
340 int lofs = 0;
341 line_t *qline;
342
343 // re-assemble the full line by destination lines
344 for (int qrow = q; qlines--; qrow++)
270 { 345 {
271#ifdef DEBUG_STRICT 346 qline = row_buf + qrow;
272 assert (swap.rend[p]); 347 qline->alloc (); // redundant with next line
273#endif 348 qline->l = ncol;
274 talloc->free (swap.text[p]); 349 qline->is_longer (1);
275 ralloc->free (swap.rend[p]); 350
351 int qcol = 0;
352
353 // see below for cursor adjustment rationale
354 if (p == ocur.row)
355 screen.cur.row = q - (total_rows - nrow);
356
357 // fill a single destination line
358 while (lofs < llen && qcol < ncol)
359 {
360 int prow = lofs / prev_ncol;
361 int pcol = lofs % prev_ncol;
362
363 prow = MOD (p + prow, prev_total_rows);
364
365 // we only adjust the cursor _row_ and put it into
366 // the topmost line of "long line" it was in, as
367 // this seems to upset applications/shells/readline
368 // least.
369 if (prow == ocur.row)
370 screen.cur.row = q - (total_rows - nrow);
371
372 line_t &pline = prev_row_buf [prow];
373
374 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
375
376 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
377 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
378
379 lofs += len;
380 qcol += len;
381 }
276 } 382 }
277#ifdef DEBUG_STRICT 383
278 assert (drawn_text[p] && drawn_rend[p]); 384 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
279#endif 385 qline->is_longer (0);
280 talloc->free (drawn_text[p]); 386 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
281 ralloc->free (drawn_rend[p]);
282 } 387 }
388 while (p != pend && q > 0);
283 389
284 /* we have fewer rows so fix up cursor position */ 390 term_start = total_rows - nrow;
285 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 391 top_row = q - term_start;
286 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
287 392
288 scr_reset_realloc (); /* realloc _last_ */ 393 // make sure all terminal lines exist
289 } 394 while (top_row > 0)
290 else if (nrow > prev_nrow) 395 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
291 { 396 }
292 /* add rows */ 397 else
293 scr_reset_realloc (); /* realloc _first_ */ 398 {
399 // if no scrollback exists (yet), wing, instead of wrap
294 400
295 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 401 for (int row = min (nrow, prev_nrow); row--; )
296
297 k = min (TermWin.nscrolled, nrow - prev_nrow);
298
299 for (p = prev_total_rows; p < total_rows; p++)
300 { 402 {
301 screen.tlen[p] = 0; 403 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
302 screen.text[p] = NULL; 404 line_t &dst = row_buf [row];
303 screen.rend[p] = NULL; 405
406 copy_line (dst, src);
304 } 407 }
305 408
306 for (p = prev_total_rows; p < total_rows - k; p++)
307 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
308
309 for (p = prev_nrow; p < nrow; p++) 409 for (int row = prev_nrow; row < nrow; row++)
310 { 410 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
311 swap.tlen[p] = 0;
312 swap.text[p] = NULL;
313 swap.rend[p] = NULL;
314 drawn_text[p] = NULL;
315 drawn_rend[p] = NULL;
316 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
317 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
318 }
319 411
320 if (k > 0) 412 term_start = 0;
321 {
322 scr_scroll_text (0, (int)nrow - 1, -k, 1);
323 screen.cur.row += k;
324 screen.s_cur.row += k;
325 TermWin.nscrolled -= k;
326 }
327#ifdef DEBUG_STRICT
328 assert (screen.cur.row < TermWin.nrow);
329 assert (swap.cur.row < TermWin.nrow);
330#else /* drive with your eyes closed */
331
332 MIN_IT (screen.cur.row, nrow - 1);
333 MIN_IT (swap.cur.row, nrow - 1);
334#endif
335 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
336 }
337
338 /* resize columns */
339 if (ncol != prev_ncol)
340 { 413 }
341 int common = min (prev_ncol, ncol);
342 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
343 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
344 414
345 for (p = 0; p < total_rows; p++) 415 clamp_it (screen.cur.row, 0, nrow - 1);
346 { 416 clamp_it (screen.cur.col, 0, ncol - 1);
347 if (screen.text[p]) 417 }
348 {
349 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
350 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
351 418
352 MIN_IT (screen.tlen[p], (int16_t)ncol); 419 for (int row = nrow; row--; )
420 {
421 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
422 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
423 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
424 }
353 425
354 if (ncol > prev_ncol) 426 chunk_free (prev_chunk, prev_chunk_size);
355 scr_blank_line (& (screen.text[p][prev_ncol]),
356 & (screen.rend[p][prev_ncol]),
357 ncol - prev_ncol,
358 setrstyle);
359 }
360 }
361 427
362 for (p = 0; p < nrow; p++)
363 {
364 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
365 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
366
367 if (ncol > prev_ncol)
368 scr_blank_line (& (drawn_text[p][prev_ncol]),
369 & (drawn_rend[p][prev_ncol]),
370 ncol - prev_ncol, setrstyle);
371
372 if (swap.text[p])
373 {
374 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
375 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
376
377 MIN_IT (swap.tlen[p], (int16_t)ncol);
378
379 if (ncol > prev_ncol)
380 scr_blank_line (& (swap.text[p][prev_ncol]),
381 & (swap.rend[p][prev_ncol]),
382 ncol - prev_ncol, setrstyle);
383 }
384
385 }
386
387 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
388 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
389
390 delete talloc; talloc = ta;
391 delete ralloc; ralloc = ra;
392 }
393
394 if (tabs)
395 free (tabs); 428 free (tabs);
396 } 429 tabs = (char *)rxvt_malloc (ncol);
430
431 for (int col = ncol; col--; )
432 tabs [col] = col % TABSIZE == 0;
433
434 CLEAR_ALL_SELECTION ();
397 435
398 prev_nrow = nrow; 436 prev_nrow = nrow;
399 prev_ncol = ncol; 437 prev_ncol = ncol;
400 438
401 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
402
403 for (p = 0; p < ncol; p++)
404 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
405
406 tt_winch (); 439 tt_winch ();
407}
408 440
409void 441 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
410rxvt_term::scr_reset_realloc ()
411{
412 uint16_t total_rows, nrow;
413
414 nrow = TermWin.nrow;
415 total_rows = nrow + TermWin.saveLines;
416 /* *INDENT-OFF* */
417 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
418 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
419 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
420 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
421
422 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
423 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
424
425 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
426 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
427 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
428 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
429 /* *INDENT-ON* */
430} 442}
431 443
432/* ------------------------------------------------------------------------- */ 444void ecb_cold
433/*
434 * Free everything. That way malloc debugging can find leakage.
435 */
436void
437rxvt_term::scr_release () 445rxvt_term::scr_release () NOTHROW
438{ 446{
439 uint16_t total_rows; 447 chunk_free (chunk, chunk_size);
440 int i; 448 chunk = 0;
449 row_buf = 0;
441 450
442 total_rows = TermWin.nrow + TermWin.saveLines;
443
444#ifdef DEBUG_STRICT
445 for (i = 0; i < total_rows; i++)
446 {
447 if (screen.text[i])
448 /* then so is screen.rend[i] */
449 assert (screen.rend[i]);
450 }
451#endif
452
453 delete talloc; talloc = 0;
454 delete ralloc; ralloc = 0;
455
456 free (screen.text);
457 free (screen.tlen);
458 free (screen.rend);
459 free (drawn_text);
460 free (drawn_rend);
461 free (swap.text);
462 free (swap.tlen);
463 free (swap.rend);
464 free (buf_text);
465 free (buf_rend);
466 free (tabs); 451 free (tabs);
467
468 /* NULL these so if anything tries to use them, we'll know about it */
469 screen.text = drawn_text = swap.text = NULL;
470 screen.rend = drawn_rend = swap.rend = NULL;
471 screen.tlen = swap.tlen = NULL;
472 buf_text = NULL;
473 buf_rend = NULL;
474 tabs = NULL; 452 tabs = 0;
475} 453}
476 454
477/* ------------------------------------------------------------------------- */ 455/* ------------------------------------------------------------------------- */
478/* 456/*
479 * Hard reset 457 * Hard/Soft reset
480 */ 458 */
481void 459void ecb_cold
482rxvt_term::scr_poweron () 460rxvt_term::scr_poweron ()
483{ 461{
484 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
485
486 scr_release (); 462 scr_release ();
463
487 prev_nrow = prev_ncol = 0; 464 prev_nrow = prev_ncol = 0;
465 rvideo_mode = false;
466 scr_soft_reset ();
488 scr_reset (); 467 scr_reset ();
489 468
490 scr_clear (); 469 scr_clear (true);
491 scr_refresh (SLOW_REFRESH); 470 scr_refresh ();
471}
472
473void ecb_cold
474rxvt_term::scr_soft_reset () NOTHROW
475{
476 /* only affects modes, nothing drastic such as clearing the screen */
477#if ENABLE_OVERLAY
478 scr_overlay_off ();
479#endif
480
481 if (current_screen != PRIMARY)
482 scr_swap_screen ();
483
484 scr_scroll_region (0, MAX_ROWS - 1);
485 scr_rendition (0, ~RS_None);
486 scr_insert_mode (0);
492} 487}
493 488
494/* ------------------------------------------------------------------------- * 489/* ------------------------------------------------------------------------- *
495 * PROCESS SCREEN COMMANDS * 490 * PROCESS SCREEN COMMANDS *
496 * ------------------------------------------------------------------------- */ 491 * ------------------------------------------------------------------------- */
… …
498 * Save and Restore cursor 493 * Save and Restore cursor
499 * XTERM_SEQ: Save cursor : ESC 7 494 * XTERM_SEQ: Save cursor : ESC 7
500 * XTERM_SEQ: Restore cursor: ESC 8 495 * XTERM_SEQ: Restore cursor: ESC 8
501 */ 496 */
502void 497void
503rxvt_term::scr_cursor (int mode) 498rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
504{ 499{
505 screen_t *s; 500 screen_t *s;
506
507 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
508 501
509#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 502#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
510 if (current_screen == SECONDARY) 503 if (current_screen == SECONDARY)
511 s = & (swap); 504 s = &swap;
512 else 505 else
513#endif 506#endif
514 s = & (screen); 507 s = &screen;
508
515 switch (mode) 509 switch (mode)
516 { 510 {
517 case SAVE: 511 case SAVE:
518 s->s_cur.row = s->cur.row; 512 s->s_cur.row = screen.cur.row;
519 s->s_cur.col = s->cur.col; 513 s->s_cur.col = screen.cur.col;
520 s->s_rstyle = rstyle; 514 s->s_rstyle = rstyle;
521 s->s_charset = s->charset; 515 s->s_charset = screen.charset;
522 s->s_charset_char = charsets[s->charset]; 516 s->s_charset_char = charsets[screen.charset];
523 break; 517 break;
518
524 case RESTORE: 519 case RESTORE:
525 want_refresh = 1; 520 want_refresh = 1;
526 s->cur.row = s->s_cur.row; 521 screen.cur.row = s->s_cur.row;
527 s->cur.col = s->s_cur.col; 522 screen.cur.col = s->s_cur.col;
528 s->flags &= ~Screen_WrapNext; 523 screen.flags &= ~Screen_WrapNext;
529 rstyle = s->s_rstyle; 524 rstyle = s->s_rstyle;
530 s->charset = s->s_charset; 525 screen.charset = s->s_charset;
531 charsets[s->charset] = s->s_charset_char; 526 charsets[screen.charset] = s->s_charset_char;
532 set_font_style (); 527 set_font_style ();
533 break; 528 break;
534 } 529 }
530
535 /* boundary check in case screen size changed between SAVE and RESTORE */ 531 /* boundary check in case screen size changed between SAVE and RESTORE */
536 MIN_IT (s->cur.row, TermWin.nrow - 1); 532 min_it (s->cur.row, nrow - 1);
537 MIN_IT (s->cur.col, TermWin.ncol - 1); 533 min_it (s->cur.col, ncol - 1);
538#ifdef DEBUG_STRICT
539 assert (s->cur.row >= 0); 534 assert (s->cur.row >= 0);
540 assert (s->cur.col >= 0); 535 assert (s->cur.col >= 0);
541#else /* drive with your eyes closed */ 536}
542 MAX_IT (s->cur.row, 0); 537
543 MAX_IT (s->cur.col, 0); 538void
544#endif 539rxvt_term::scr_swap_screen () NOTHROW
540{
541 if (!option (Opt_secondaryScreen))
542 return;
543
544 for (int i = prev_nrow; i--; )
545 ::swap (ROW(i), swap_buf [i]);
546
547 ::swap (screen.cur, swap.cur);
548
549 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
550 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
545} 551}
546 552
547/* ------------------------------------------------------------------------- */ 553/* ------------------------------------------------------------------------- */
548/* 554/*
549 * Swap between primary and secondary screens 555 * Swap between primary and secondary screens
550 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 556 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
551 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 557 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
552 */ 558 */
553int 559void
554rxvt_term::scr_change_screen (int scrn) 560rxvt_term::scr_change_screen (int scrn)
555{ 561{
556 int i; 562 if (scrn == current_screen)
563 return;
564
565 want_refresh = 1;
566 view_start = 0;
567
568 /* check for boundary cross */
569 row_col_t pos;
570 pos.row = pos.col = 0;
571 if (ROWCOL_IS_BEFORE (selection.beg, pos)
572 && ROWCOL_IS_AFTER (selection.end, pos))
573 CLEAR_SELECTION ();
574
575 current_screen = scrn;
576
557#if NSCREENS 577#if NSCREENS
558 int offset; 578 if (option (Opt_secondaryScreen))
559#endif 579 {
560
561 want_refresh = 1;
562
563 D_SCREEN ((stderr, "rxvt_scr_change_screen (%d)", scrn));
564
565 TermWin.view_start = 0;
566
567 if (current_screen == scrn)
568 return current_screen;
569
570 selection_check (2); /* check for boundary cross */
571
572 SWAP_IT (current_screen, scrn, int);
573#if NSCREENS
574 num_scr = 0; 580 num_scr = 0;
575 offset = TermWin.saveLines; 581
576 for (i = prev_nrow; i--;) 582 scr_swap_screen ();
577 { 583
578 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *); 584 ::swap (screen.charset, swap.charset);
579 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t); 585 ::swap (screen.flags, swap.flags);
580 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
581 }
582 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
583 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
584# ifdef DEBUG_STRICT
585 assert ((screen.cur.row >= 0) && (screen.cur.row < prev_nrow));
586 assert ((screen.cur.col >= 0) && (screen.cur.col < prev_ncol));
587# else /* drive with your eyes closed */
588 MAX_IT (screen.cur.row, 0);
589 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
590 MAX_IT (screen.cur.col, 0);
591 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
592# endif
593 SWAP_IT (screen.charset, swap.charset, int16_t);
594 SWAP_IT (screen.flags, swap.flags, int);
595 screen.flags |= Screen_VisibleCursor; 586 screen.flags |= Screen_VisibleCursor;
596 swap.flags |= Screen_VisibleCursor; 587 swap.flags |= Screen_VisibleCursor;
597#else 588 }
598# ifdef SCROLL_ON_NO_SECONDARY 589 else
599 if (current_screen == PRIMARY) 590#endif
591 if (option (Opt_secondaryScroll))
600 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 592 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
601# endif 593}
602#endif 594
603 return scrn; 595// clear WrapNext indicator, solidifying position on next line
596void
597rxvt_term::scr_do_wrap () NOTHROW
598{
599 if (!(screen.flags & Screen_WrapNext))
600 return;
601
602 screen.flags &= ~Screen_WrapNext;
603
604 screen.cur.col = 0;
605
606 if (screen.cur.row == screen.bscroll)
607 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
608 else if (screen.cur.row < nrow - 1)
609 screen.cur.row++;
604} 610}
605 611
606/* ------------------------------------------------------------------------- */ 612/* ------------------------------------------------------------------------- */
607/* 613/*
608 * Change the colour for following text 614 * Change the colour for following text
609 */ 615 */
610void 616void
611rxvt_term::scr_color (unsigned int color, int fgbg) 617rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
612{ 618{
613 color &= RS_fgMask; 619 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
620 color = fgbg;
621
614 if (fgbg == Color_fg) 622 if (fgbg == Color_fg)
615 rstyle = SET_FGCOLOR (rstyle, color); 623 rstyle = SET_FGCOLOR (rstyle, color);
616 else 624 else
617 rstyle = SET_BGCOLOR (rstyle, color); 625 rstyle = SET_BGCOLOR (rstyle, color);
618} 626}
… …
620/* ------------------------------------------------------------------------- */ 628/* ------------------------------------------------------------------------- */
621/* 629/*
622 * Change the rendition style for following text 630 * Change the rendition style for following text
623 */ 631 */
624void 632void
625rxvt_term::scr_rendition (int set, int style) 633rxvt_term::scr_rendition (int set, int style) NOTHROW
626 { 634{
627 if (set) 635 if (set)
628 rstyle |= style; 636 rstyle |= style;
629 else if (style == ~RS_None) 637 else if (style == ~RS_None)
630 rstyle = DEFAULT_RSTYLE; 638 rstyle = DEFAULT_RSTYLE;
631 else 639 else
632 rstyle &= ~style; 640 rstyle &= ~style;
633 } 641}
634 642
635/* ------------------------------------------------------------------------- */ 643/* ------------------------------------------------------------------------- */
636/* 644/*
637 * Scroll text between <row1> and <row2> inclusive, by <count> lines 645 * Scroll text between <row1> and <row2> inclusive, by <count> lines
638 * count positive ==> scroll up 646 * count positive ==> scroll up
639 * count negative ==> scroll down 647 * count negative ==> scroll down
640 * spec == 0 for normal routines
641 */ 648 */
642int 649int ecb_hot
643rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 650rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
644{ 651{
645 int i, j;
646 long nscrolled;
647
648 if (count == 0 || (row1 > row2)) 652 if (count == 0 || (row1 > row2))
649 return 0; 653 return 0;
650 654
651 want_refresh = 1; 655 want_refresh = 1;
652 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 656 num_scr += count;
653 657
654 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 658 if (count > 0
659 && row1 == 0
660 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
661 {
662 min_it (count, total_rows - (nrow - (row2 + 1)));
663
664 top_row = max (top_row - count, -saveLines);
665
666 // sever bottommost line
655 { 667 {
656 nscrolled = (long)TermWin.nscrolled + (long)count; 668 line_t &l = ROW(row2);
669 l.is_longer (0);
670 l.touch ();
671 }
657 672
658 if (nscrolled > (long)TermWin.saveLines) 673 // scroll everything up 'count' lines
659 TermWin.nscrolled = TermWin.saveLines; 674 term_start = (term_start + count) % total_rows;
675
676 // now copy lines below the scroll region bottom to the
677 // bottom of the screen again, so they look as if they
678 // hadn't moved.
679 for (int i = nrow; --i > row2; )
680 {
681 line_t &l1 = ROW(i - count);
682 line_t &l2 = ROW(i);
683
684 ::swap (l1, l2);
685 l2.touch ();
686 }
687
688 // erase newly scrolled-in lines
689 for (int i = count; i--; )
690 {
691 line_t &l = ROW(row2 - i);
692
693 // optimise if already cleared, can be significant on slow machines
694 // could be rolled into scr_blank_screen_mem
695 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
696 {
697 scr_blank_line (l, 0, l.l, rstyle);
698 l.l = 0;
699 l.f = 0;
700 }
660 else 701 else
661 TermWin.nscrolled = (uint16_t)nscrolled; 702 scr_blank_screen_mem (l, rstyle);
703 }
662 704
705 // move and/or clear selection, if any
706 if (selection.op && current_screen == selection.screen
707 && selection.beg.row <= row2)
708 {
709 selection.beg.row -= count;
710 selection.end.row -= count;
711 selection.mark.row -= count;
712
713 selection_check (0);
714 }
715
716 // finally move the view window, if desired
663 if ((Options & Opt_scrollWithBuffer) 717 if (option (Opt_scrollWithBuffer)
664 && TermWin.view_start != 0 718 && view_start != 0
665 && TermWin.view_start != TermWin.saveLines) 719 && view_start != -saveLines)
666 scr_page (UP, count); 720 scr_page (UP, count);
721
722 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
723 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
724 }
725 else
667 } 726 {
668 else if (!spec)
669 row1 += TermWin.saveLines;
670
671 row2 += TermWin.saveLines;
672
673 if (selection.op && current_screen == selection.screen) 727 if (selection.op && current_screen == selection.screen)
674 { 728 {
675 i = selection.beg.row + TermWin.saveLines; 729 if ((selection.beg.row < row1 && selection.end.row > row1)
676 j = selection.end.row + TermWin.saveLines; 730 || (selection.beg.row < row2 && selection.end.row > row2)
677 if ((i < row1 && j > row1) 731 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
678 || (i < row2 && j > row2) 732 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
679 || (i - count < row1 && i >= row1) 733 || (selection.end.row - count < row1 && selection.end.row >= row1)
680 || (i - count > row2 && i <= row2) 734 || (selection.end.row - count > row2 && selection.end.row <= row2))
681 || (j - count < row1 && j >= row1)
682 || (j - count > row2 && j <= row2))
683 { 735 {
684 CLEAR_ALL_SELECTION (); 736 CLEAR_ALL_SELECTION ();
685 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 737 selection.op = SELECTION_CLEAR;
686 } 738 }
687 else if (j >= row1 && j <= row2) 739 else if (selection.end.row >= row1 && selection.end.row <= row2)
688 { 740 {
689 /* move selected region too */ 741 /* move selected region too */
690 selection.beg.row -= count; 742 selection.beg.row -= count;
691 selection.end.row -= count; 743 selection.end.row -= count;
692 selection.mark.row -= count; 744 selection.mark.row -= count;
745
746 selection_check (0);
693 } 747 }
694 }
695
696 selection_check (0); /* _after_ TermWin.nscrolled update */
697
698 num_scr += count;
699 j = count;
700
701 if (count < 0)
702 count = -count;
703
704 i = row2 - row1 + 1;
705 MIN_IT (count, i);
706
707 if (j > 0)
708 {
709 /* A: scroll up */
710
711 /* A1: Copy lines that will get clobbered by the rotation */
712 for (i = 0, j = row1; i < count; i++, j++)
713 { 748 }
714 buf_text[i] = screen.text[j]; 749
715 buf_rend[i] = screen.rend[j]; 750 // use a simple and robust scrolling algorithm, this
751 // part of scr_scroll_text is not time-critical.
752
753 // sever line above scroll region
754 if (row1)
716 } 755 {
717 /* A2: Rotate lines */ 756 line_t &l = ROW(row1 - 1);
718 for (j = row1, i = j + count; i <= row2; i++, j++) 757 l.is_longer (0);
758 l.touch ();
719 { 759 }
720 screen.tlen[j] = screen.tlen[i]; 760
721 screen.text[j] = screen.text[i]; 761 int rows = row2 - row1 + 1;
722 screen.rend[j] = screen.rend[i]; 762
763 min_it (count, rows);
764
765 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
766
767 for (int row = 0; row < rows; row++)
723 } 768 {
724 j = row2 - count + 1, i = count; 769 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
725 }
726 else /* if (j < 0) */
727 {
728 /* B: scroll down */
729 770
730 /* B1: Copy lines that will get clobbered by the rotation */ 771 if (!IN_RANGE_EXC (row + count, 0, rows))
731 for (i = 0, j = row2; i < count; i++, j--) 772 scr_blank_screen_mem (temp_buf [row], rstyle);
732 { 773 }
733 buf_text[i] = screen.text[j]; 774
734 buf_rend[i] = screen.rend[j]; 775 for (int row = 0; row < rows; row++)
735 } 776 ROW(row1 + row) = temp_buf [row];
736 /* B2: Rotate lines */ 777
737 for (j = row2, i = j - count; i >= row1; i--, j--) 778 // sever bottommost line
738 { 779 {
739 screen.tlen[j] = screen.tlen[i]; 780 line_t &l = ROW(row2);
740 screen.text[j] = screen.text[i]; 781 l.is_longer (0);
741 screen.rend[j] = screen.rend[i]; 782 l.touch ();
742 } 783 }
743 j = row1, i = count;
744 count = -count;
745 }
746
747 /* C: Resurrect lines */
748 for (; i--; j++)
749 {
750 screen.tlen[j] = 0;
751 screen.text[j] = buf_text[i];
752 screen.rend[j] = buf_rend[i];
753
754 if (!spec) /* line length may not equal TermWin.ncol */
755 scr_blank_screen_mem (screen.text, screen.rend,
756 (unsigned int)j, rstyle);
757 } 784 }
758 785
759 return count; 786 return count;
760} 787}
761 788
762/* ------------------------------------------------------------------------- */ 789/* ------------------------------------------------------------------------- */
763/* 790/*
764 * Add text given in <str> of length <len> to screen struct 791 * Add text given in <str> of length <len> to screen struct
765 */ 792 */
766void 793void ecb_hot
767rxvt_term::scr_add_lines (const uint32_t *str, int nlines, int len) 794rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
768{ 795{
769 unsigned char checksel, clearsel;
770 uint32_t c;
771 int i, row, last_col;
772 text_t *stp;
773 rend_t *srp;
774
775 if (len <= 0) /* sanity */ 796 if (len <= 0) /* sanity */
776 return; 797 return;
777 798
799 bool checksel;
800 unicode_t c;
801 int ncol = this->ncol;
802 const wchar_t *strend = str + len;
803
778 want_refresh = 1; 804 want_refresh = 1;
779 last_col = TermWin.ncol;
780
781 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
782 ZERO_SCROLLBACK (); 805 ZERO_SCROLLBACK ();
806
783 if (nlines > 0) 807 if (minlines > 0)
784 { 808 {
785 nlines += (screen.cur.row - screen.bscroll); 809 minlines += screen.cur.row - screen.bscroll;
810 min_it (minlines, screen.cur.row - top_row);
811
786 if ((nlines > 0) 812 if (minlines > 0
787 && (screen.tscroll == 0) 813 && screen.tscroll == 0
788 && (screen.bscroll == (TermWin.nrow - 1))) 814 && screen.bscroll == nrow - 1)
789 { 815 {
790 /* _at least_ this many lines need to be scrolled */ 816 /* _at least_ this many lines need to be scrolled */
791 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 817 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
792 screen.cur.row -= nlines; 818 screen.cur.row -= minlines;
793 } 819 }
794 } 820 }
795#ifdef DEBUG_STRICT 821
796 assert (screen.cur.col < last_col); 822 assert (screen.cur.col < ncol);
797 assert ((screen.cur.row < TermWin.nrow) 823 assert (screen.cur.row < nrow
798 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 824 && screen.cur.row >= top_row);
799#else /* drive with your eyes closed */ 825 int row = screen.cur.row;
800 MIN_IT (screen.cur.col, last_col - 1);
801 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
802 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
803#endif
804 row = screen.cur.row + TermWin.saveLines;
805 826
806 checksel = (selection.op 827 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
807 && current_screen == selection.screen) ? 1 : 0;
808 clearsel = 0;
809 828
810 stp = screen.text[row]; 829 line_t *line = &ROW(row);
811 srp = screen.rend[row];
812 830
813 for (i = 0; i < len;) 831 while (str < strend)
814 { 832 {
815 c = str[i++]; 833 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
816 switch (c) 834
835 if (ecb_unlikely (c < 0x20))
836 if (c == C0_LF)
817 { 837 {
818 case '\t': 838 max_it (line->l, screen.cur.col);
819 scr_tab (1); 839
840 screen.flags &= ~Screen_WrapNext;
841
842 if (screen.cur.row == screen.bscroll)
843 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
844 else if (screen.cur.row < (nrow - 1))
845 row = ++screen.cur.row;
846
847 line = &ROW(row); /* _must_ refresh */
820 continue; 848 continue;
821 case '\n': 849 }
822 if (screen.tlen[row] != -1) /* XXX: think about this */ 850 else if (c == C0_CR)
823 MAX_IT (screen.tlen[row], screen.cur.col); 851 {
824 screen.flags &= ~Screen_WrapNext; 852 max_it (line->l, screen.cur.col);
825 if (screen.cur.row == screen.bscroll) 853
826 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0);
827 else if (screen.cur.row < (TermWin.nrow - 1))
828 row = (++screen.cur.row) + TermWin.saveLines;
829 stp = screen.text[row]; /* _must_ refresh */
830 srp = screen.rend[row]; /* _must_ refresh */
831 continue;
832 case '\r':
833 if (screen.tlen[row] != -1) /* XXX: think about this */
834 MAX_IT (screen.tlen[row], screen.cur.col);
835 screen.flags &= ~Screen_WrapNext; 854 screen.flags &= ~Screen_WrapNext;
836 screen.cur.col = 0; 855 screen.cur.col = 0;
837 continue; 856 continue;
838 default:
839 if (c == 127)
840 continue; /* yummmm..... */
841 break;
842 } 857 }
858 else if (c == C0_HT)
859 {
860 scr_tab (1, true);
861 continue;
862 }
843 863
864 if (ecb_unlikely (
844 if (checksel /* see if we're writing within selection */ 865 checksel /* see if we're writing within selection */
845 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 866 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
846 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 867 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
868 ))
847 { 869 {
848 checksel = 0; 870 checksel = 0;
849 clearsel = 1;
850 } 871 /*
851 if (screen.flags & Screen_WrapNext) 872 * If we wrote anywhere in the selected area, kill the selection
873 * XXX: should we kill the mark too? Possibly, but maybe that
874 * should be a similar check.
875 */
876 CLEAR_SELECTION ();
852 { 877 }
853 screen.tlen[row] = -1;
854 if (screen.cur.row == screen.bscroll)
855 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0);
856 else if (screen.cur.row < (TermWin.nrow - 1))
857 row = (++screen.cur.row) + TermWin.saveLines;
858 stp = screen.text[row]; /* _must_ refresh */
859 srp = screen.rend[row]; /* _must_ refresh */
860 screen.cur.col = 0;
861 screen.flags &= ~Screen_WrapNext;
862 }
863 if (screen.flags & Screen_Insert)
864 scr_insdel_chars (1, INSERT);
865 878
866 if (charsets[screen.charset] == '0') // DEC SPECIAL 879 if (ecb_unlikely (screen.flags & Screen_WrapNext))
867 switch (c)
868 { 880 {
869 // dunno where these come from 881 scr_do_wrap ();
870#if 0 882
871 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 883 line->l = ncol;
872 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; 884 line->is_longer (1);
873#endif 885
886 row = screen.cur.row;
887 line = &ROW(row); /* _must_ refresh */
888 }
889
890 // some utf-8 decoders "decode" surrogate characters: let's fix this.
891 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
892 c = 0xfffd;
893
894 // rely on wcwidth to tell us the character width, do wcwidth before
895 // further replacements, as wcwidth might return -1 for the line
896 // drawing characters below as they might be invalid in the current
897 // locale.
898 int width = WCWIDTH (c);
899
900 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
901 {
874 // vt100 special graphics and line drawing 902 // vt100 special graphics and line drawing
875 case '`': c = 0x25c6; break; case '_': c = 0x0020; break; 903 // 5f-7e standard vt100
876 case 'a': c = 0x2592; break; case 'b': c = 0x2409; break; case 'c': c = 0x240c; break; 904 // 40-5e rxvt extension for extra curses acs chars
877 case 'd': c = 0x240d; break; case 'e': c = 0x240a; break; case 'f': c = 0x00b0; break; 905 static uint16_t vt100_0[62] = { // 41 .. 7e
878 case 'g': c = 0x00b1; break; case 'h': c = 0x2424; break; case 'i': c = 0x240b; break; 906 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
879 case 'j': c = 0x2518; break; case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; 907 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
880 case 'm': c = 0x2514; break; case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; 908 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
881 case 'p': c = 0x23bb; break; case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; 909 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
882 case 's': c = 0x23bd; break; case 't': c = 0x251c; break; case 'u': c = 0x2524; break; 910 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
883 case 'v': c = 0x2534; break; case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; 911 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
884 case 'y': c = 0x2264; break; case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; 912 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
885 case '|': c = 0x2260; break; case '}': c = 0x00a3; break; case '~': c = 0x00b7; break; 913 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
886 } 914 };
887 915
888 rend_t rend = SET_FONT (rstyle, TermWin.fontset->find_font (c)); 916 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
889 // rely on wcwidth to tell us the character width, at least for non-ascii 917 {
890 int width = c <= 128 ? 1 : wcwidth (c); 918 c = vt100_0[c - 0x41];
919 width = 1; // vt100 line drawing characters are always single-width
920 }
921 }
891 922
892 // width -1 characters (e.g. combining chars) are ignored currently. 923 if (ecb_unlikely (screen.flags & Screen_Insert))
924 scr_insdel_chars (width, INSERT);
925
893 if (width > 0) 926 if (width != 0)
894 do 927 {
928#if !UNICODE_3
929 // trim characters we can't store directly :(
930 if (c >= 0x10000)
931# if ENABLE_COMBINING
932 c = rxvt_composite.compose (c); // map to lower 16 bits
933# else
934 c = 0xfffd;
935# endif
936#endif
937
938 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
939
940 // if the character doesn't fit into the remaining columns...
941 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
895 { 942 {
943 if (screen.flags & Screen_Autowrap)
944 {
945 // ... artificially enlargen the previous one
946 c = NOCHAR;
947 // and try the same character next loop iteration
948 --str;
949 }
950 else
951 screen.cur.col = ncol - width;
952 }
953
954 // nuke the character at this position, if required
955 // due to wonderful coincidences everywhere else in this loop
956 // we never have to check for overwriting a wide char itself,
957 // only its tail.
958 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
959 scr_kill_char (*line, screen.cur.col);
960
961 line->touch ();
962
963 do
964 {
896 stp[screen.cur.col] = c; 965 line->t[screen.cur.col] = c;
897 srp[screen.cur.col] = rend; 966 line->r[screen.cur.col] = rend;
898 967
899 if (screen.cur.col < last_col - 1) 968 if (ecb_likely (screen.cur.col < ncol - 1))
900 screen.cur.col++; 969 screen.cur.col++;
901 else 970 else
902 { 971 {
903 screen.tlen[row] = last_col; 972 line->l = ncol;
904 if (screen.flags & Screen_Autowrap) 973 if (screen.flags & Screen_Autowrap)
905 screen.flags |= Screen_WrapNext; 974 screen.flags |= Screen_WrapNext;
906 break; 975
976 goto end_of_line;
907 } 977 }
908 978
909 c = NOCHAR; 979 c = NOCHAR;
910 } 980 }
911 while (--width > 0); 981 while (ecb_unlikely (--width > 0));
912 else
913 (void)0; /* handle combining character etc. here. */
914 }
915 982
916 if (screen.tlen[row] != -1) /* XXX: think about this */ 983 // pad with spaces when overwriting wide character with smaller one
917 MAX_IT (screen.tlen[row], screen.cur.col); 984 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
985 {
986 line->t[c] = ' ';
987 line->r[c] = rend;
988 }
918 989
919 /* 990end_of_line:
920 * If we wrote anywhere in the selected area, kill the selection 991 ;
921 * XXX: should we kill the mark too? Possibly, but maybe that 992 }
922 * should be a similar check. 993#if ENABLE_COMBINING
923 */ 994 else // width == 0
924 if (clearsel) 995 {
925 CLEAR_SELECTION (); 996 if (c != 0xfeff) // ignore BOM
997 {
998 // handle combining characters
999 // we just tag the accent on the previous on-screen character.
1000 // this is arguably not correct, but also arguably not wrong.
1001 // we don't handle double-width characters nicely yet.
1002 line_t *linep;
1003 text_t *tp;
1004 rend_t *rp;
926 1005
927#ifdef DEBUG_STRICT 1006 if (screen.cur.col > 0)
1007 {
1008 linep = line;
1009 tp = line->t + screen.cur.col - 1;
1010 rp = line->r + screen.cur.col - 1;
1011 }
1012 else if (screen.cur.row > 0
1013 && ROW(screen.cur.row - 1).is_longer ())
1014 {
1015 linep = &ROW(screen.cur.row - 1);
1016 tp = line->t + ncol - 1;
1017 rp = line->r + ncol - 1;
1018 }
1019 else
1020 continue;
1021
1022 linep->touch ();
1023
1024 while (*tp == NOCHAR && tp > linep->t)
1025 tp--, rp--;
1026
1027 // first try to find a precomposed character
1028 unicode_t n = rxvt_compose (*tp, c);
1029 if (n == NOCHAR)
1030 n = rxvt_composite.compose (*tp, c);
1031
1032 *tp = n;
1033 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1034 }
1035 }
1036#endif
1037 }
1038
1039 max_it (line->l, screen.cur.col);
1040
928 assert (screen.cur.row >= 0); 1041 assert (screen.cur.row >= 0);
929#else /* drive with your eyes closed */
930 MAX_IT (screen.cur.row, 0);
931#endif
932} 1042}
933 1043
934/* ------------------------------------------------------------------------- */ 1044/* ------------------------------------------------------------------------- */
935/* 1045/*
936 * Process Backspace. Move back the cursor back a position, wrap if have to 1046 * Process Backspace. Move back the cursor back a position, wrap if have to
937 * XTERM_SEQ: CTRL-H 1047 * XTERM_SEQ: CTRL-H
938 */ 1048 */
939void 1049void
940rxvt_term::scr_backspace () 1050rxvt_term::scr_backspace () NOTHROW
941{ 1051{
942 want_refresh = 1;
943 if (screen.cur.col == 0) 1052 if (screen.cur.col == 0)
944 { 1053 {
945 if (screen.cur.row > 0) 1054 if (screen.cur.row > 0)
946 { 1055 {
947#ifdef TERMCAP_HAS_BW 1056#ifdef TERMCAP_HAS_BW
948 screen.cur.col = TermWin.ncol - 1; 1057 screen.cur.col = ncol - 1;
949 screen.cur.row--; 1058 --screen.cur.row;
950 return;
951#endif
952 1059
1060 want_refresh = 1;
1061#endif
953 } 1062 }
954 } 1063 }
955 else if ((screen.flags & Screen_WrapNext) == 0) 1064 else if (screen.flags & Screen_WrapNext)
1065 screen.flags &= ~Screen_WrapNext;
1066 else
956 scr_gotorc (0, -1, RELATIVE); 1067 scr_gotorc (0, -1, RELATIVE);
957 screen.flags &= ~Screen_WrapNext;
958} 1068}
959 1069
960/* ------------------------------------------------------------------------- */ 1070/* ------------------------------------------------------------------------- */
961/* 1071/*
962 * Process Horizontal Tab 1072 * Process Horizontal Tab
963 * count: +ve = forward; -ve = backwards 1073 * count: +ve = forward; -ve = backwards
964 * XTERM_SEQ: CTRL-I 1074 * XTERM_SEQ: CTRL-I
965 */ 1075 */
966void 1076void
967rxvt_term::scr_tab (int count) 1077rxvt_term::scr_tab (int count, bool ht) NOTHROW
968{ 1078{
969 int i, x; 1079 int i, x;
970 1080
971 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
972 want_refresh = 1; 1081 want_refresh = 1;
973 i = x = screen.cur.col; 1082 i = x = screen.cur.col;
1083
974 if (count == 0) 1084 if (count == 0)
975 return; 1085 return;
976 else if (count > 0) 1086 else if (count > 0)
977 { 1087 {
1088 line_t &l = ROW(screen.cur.row);
1089 rend_t base_rend = l.r[i];
1090 ht &= l.t[i] == ' ';
1091
978 for (; ++i < TermWin.ncol; ) 1092 for (; ++i < ncol; )
979 if (tabs[i]) 1093 if (tabs[i])
980 { 1094 {
981 x = i; 1095 x = i;
1096
982 if (!--count) 1097 if (!--count)
983 break; 1098 break;
984 } 1099 }
1100 else
1101 ht &= l.t[i] == ' '
1102 && RS_SAME (l.r[i], base_rend);
1103
985 if (count) 1104 if (count)
986 x = TermWin.ncol - 1; 1105 x = ncol - 1;
1106
1107 // store horizontal tab commands as characters inside the text
1108 // buffer so they can be selected and pasted.
1109 if (ht && option (Opt_pastableTabs))
1110 {
1111 base_rend = SET_FONT (base_rend, 0);
1112
1113 l.touch (x);
1114
1115 i = screen.cur.col;
1116
1117 l.t[i] = '\t';
1118 l.r[i] = base_rend;
1119
1120 while (++i < x)
1121 {
1122 l.t[i] = NOCHAR;
1123 l.r[i] = base_rend;
1124 }
1125 }
987 } 1126 }
988 else /* if (count < 0) */ 1127 else /* if (count < 0) */
989 { 1128 {
990 for (; --i >= 0; ) 1129 for (; --i >= 0; )
991 if (tabs[i]) 1130 if (tabs[i])
992 { 1131 {
993 x = i; 1132 x = i;
994 if (!++count) 1133 if (!++count)
995 break; 1134 break;
996 } 1135 }
1136
997 if (count) 1137 if (count)
998 x = 0; 1138 x = 0;
999 } 1139 }
1140
1000 if (x != screen.cur.col) 1141 if (x != screen.cur.col)
1001 scr_gotorc (0, x, R_RELATIVE); 1142 scr_gotorc (0, x, R_RELATIVE);
1002} 1143}
1003 1144
1004/* ------------------------------------------------------------------------- */ 1145/* ------------------------------------------------------------------------- */
… …
1006 * Process DEC Back Index 1147 * Process DEC Back Index
1007 * XTERM_SEQ: ESC 6 1148 * XTERM_SEQ: ESC 6
1008 * Move cursor left in row. If we're at the left boundary, shift everything 1149 * Move cursor left in row. If we're at the left boundary, shift everything
1009 * in that row right. Clear left column. 1150 * in that row right. Clear left column.
1010 */ 1151 */
1011#ifndef NO_FRILLS 1152#if !ENABLE_MINIMAL
1012void 1153void ecb_cold
1013rxvt_term::scr_backindex () 1154rxvt_term::scr_backindex () NOTHROW
1014{ 1155{
1015 if (screen.cur.col > 0) 1156 if (screen.cur.col > 0)
1016 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1157 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1017 else 1158 else
1018 {
1019 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1020 return; /* um, yeah? */
1021 scr_insdel_chars (1, INSERT); 1159 scr_insdel_chars (1, INSERT);
1022 }
1023} 1160}
1024#endif 1161#endif
1025/* ------------------------------------------------------------------------- */ 1162/* ------------------------------------------------------------------------- */
1026/* 1163/*
1027 * Process DEC Forward Index 1164 * Process DEC Forward Index
1028 * XTERM_SEQ: ESC 9 1165 * XTERM_SEQ: ESC 9
1029 * Move cursor right in row. If we're at the right boundary, shift everything 1166 * Move cursor right in row. If we're at the right boundary, shift everything
1030 * in that row left. Clear right column. 1167 * in that row left. Clear right column.
1031 */ 1168 */
1032#ifndef NO_FRILLS 1169#if !ENABLE_MINIMAL
1033void 1170void ecb_cold
1034rxvt_term::scr_forwardindex () 1171rxvt_term::scr_forwardindex () NOTHROW
1035{ 1172{
1036 int row;
1037
1038 if (screen.cur.col < TermWin.ncol - 1) 1173 if (screen.cur.col < ncol - 1)
1039 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1174 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1040 else 1175 else
1041 { 1176 {
1042 row = screen.cur.row + TermWin.saveLines; 1177 line_t &l = ROW(screen.cur.row);
1043 if (screen.tlen[row] == 0) 1178
1044 return; /* um, yeah? */ 1179 l.touch ();
1045 else if (screen.tlen[row] == -1) 1180 l.is_longer (0);
1046 screen.tlen[row] = TermWin.ncol; 1181
1047 scr_gotorc (0, 0, R_RELATIVE); 1182 scr_gotorc (0, 0, R_RELATIVE);
1048 scr_insdel_chars (1, DELETE); 1183 scr_insdel_chars (1, DELETE);
1049 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1184 scr_gotorc (0, ncol - 1, R_RELATIVE);
1050 } 1185 }
1051} 1186}
1052#endif 1187#endif
1053 1188
1054/* ------------------------------------------------------------------------- */ 1189/* ------------------------------------------------------------------------- */
1055/* 1190/*
1056 * Goto Row/Column 1191 * Goto Row/Column
1057 */ 1192 */
1058void 1193void
1059rxvt_term::scr_gotorc (int row, int col, int relative) 1194rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1060{ 1195{
1061 want_refresh = 1; 1196 want_refresh = 1;
1062 ZERO_SCROLLBACK (); 1197 ZERO_SCROLLBACK ();
1063 1198
1064 D_SCREEN ((stderr, "rxvt_scr_gotorc (r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, screen.cur.row, screen.cur.col));
1065
1066 screen.cur.col = ((relative & C_RELATIVE) ? (screen.cur.col + col) 1199 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1067 : col); 1200 clamp_it (screen.cur.col, 0, ncol - 1);
1068 MAX_IT (screen.cur.col, 0);
1069 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1070 1201
1071 screen.flags &= ~Screen_WrapNext; 1202 screen.flags &= ~Screen_WrapNext;
1203
1072 if (relative & R_RELATIVE) 1204 if (relative & R_RELATIVE)
1073 { 1205 {
1074 if (row > 0) 1206 if (row > 0)
1075 { 1207 {
1076 if (screen.cur.row <= screen.bscroll 1208 if (screen.cur.row <= screen.bscroll
… …
1089 } 1221 }
1090 } 1222 }
1091 else 1223 else
1092 { 1224 {
1093 if (screen.flags & Screen_Relative) 1225 if (screen.flags & Screen_Relative)
1226 {
1094 { /* relative origin mode */ 1227 /* relative origin mode */
1095 screen.cur.row = row + screen.tscroll; 1228 screen.cur.row = row + screen.tscroll;
1096 MIN_IT (screen.cur.row, screen.bscroll); 1229 min_it (screen.cur.row, screen.bscroll);
1097 } 1230 }
1098 else 1231 else
1099 screen.cur.row = row; 1232 screen.cur.row = row;
1100 } 1233 }
1101 MAX_IT (screen.cur.row, 0);
1102 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1103}
1104 1234
1235 clamp_it (screen.cur.row, 0, nrow - 1);
1236}
1237
1105/* ------------------------------------------------------------------------- */ 1238/* ------------------------------------------------------------------------- */
1106/* 1239/*
1107 * direction should be UP or DN 1240 * direction should be UP or DN
1108 */ 1241 */
1109void 1242void
1110rxvt_term::scr_index (enum page_dirn direction) 1243rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1111{ 1244{
1112 int dirn; 1245 int dirn;
1113 1246
1114 want_refresh = 1; 1247 want_refresh = 1;
1248 ZERO_SCROLLBACK ();
1249
1115 dirn = ((direction == UP) ? 1 : -1); 1250 dirn = ((direction == UP) ? 1 : -1);
1116 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1117
1118 ZERO_SCROLLBACK ();
1119 1251
1120 screen.flags &= ~Screen_WrapNext; 1252 screen.flags &= ~Screen_WrapNext;
1253
1121 if ((screen.cur.row == screen.bscroll && direction == UP) 1254 if ((screen.cur.row == screen.bscroll && direction == UP)
1122 || (screen.cur.row == screen.tscroll && direction == DN)) 1255 || (screen.cur.row == screen.tscroll && direction == DN))
1123 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1256 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1124 else 1257 else
1125 screen.cur.row += dirn; 1258 screen.cur.row += dirn;
1126 MAX_IT (screen.cur.row, 0); 1259
1127 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1260 clamp_it (screen.cur.row, 0, nrow - 1);
1128 selection_check (0); 1261 selection_check (0);
1129} 1262}
1130 1263
1131/* ------------------------------------------------------------------------- */ 1264/* ------------------------------------------------------------------------- */
1132/* 1265/*
1133 * Erase part or whole of a line 1266 * Erase part or whole of a line
1134 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1267 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1135 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1268 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1136 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1269 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1270 * extension: clear to right unless wrapped: ESC [ 3 K
1137 */ 1271 */
1138void 1272void
1139rxvt_term::scr_erase_line (int mode) 1273rxvt_term::scr_erase_line (int mode) NOTHROW
1140{ 1274{
1141 unsigned int row, col, num; 1275 unsigned int col, num;
1142 1276
1143 want_refresh = 1; 1277 want_refresh = 1;
1144 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1145 ZERO_SCROLLBACK (); 1278 ZERO_SCROLLBACK ();
1146 1279
1147 selection_check (1); 1280 selection_check (1);
1148 1281
1149 screen.flags &= ~Screen_WrapNext; 1282 line_t &line = ROW(screen.cur.row);
1150 1283
1151 row = TermWin.saveLines + screen.cur.row; 1284 line.touch ();
1285 line.is_longer (0);
1286
1152 switch (mode) 1287 switch (mode)
1153 { 1288 {
1289 case 3:
1290 if (screen.flags & Screen_WrapNext)
1291 return;
1292
1293 /* fall through */
1294
1154 case 0: /* erase to end of line */ 1295 case 0: /* erase to end of line */
1155 col = screen.cur.col; 1296 col = screen.cur.col;
1156 num = TermWin.ncol - col; 1297 num = ncol - col;
1157 MIN_IT (screen.tlen[row], (int16_t)col); 1298 min_it (line.l, col);
1299
1158 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1300 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1159 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1301 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1160 CLEAR_SELECTION (); 1302 CLEAR_SELECTION ();
1161 break; 1303 break;
1304
1162 case 1: /* erase to beginning of line */ 1305 case 1: /* erase to beginning of line */
1163 col = 0; 1306 col = 0;
1164 num = screen.cur.col + 1; 1307 num = screen.cur.col + 1;
1308
1165 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1309 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1166 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1310 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1167 CLEAR_SELECTION (); 1311 CLEAR_SELECTION ();
1168 break; 1312 break;
1313
1169 case 2: /* erase whole line */ 1314 case 2: /* erase whole line */
1170 col = 0; 1315 col = 0;
1171 num = TermWin.ncol; 1316 num = ncol;
1172 screen.tlen[row] = 0; 1317 line.l = 0;
1173 if (selection.beg.row <= screen.cur.row 1318 if (selection.beg.row <= screen.cur.row
1174 && selection.end.row >= screen.cur.row) 1319 && selection.end.row >= screen.cur.row)
1175 CLEAR_SELECTION (); 1320 CLEAR_SELECTION ();
1176 break; 1321 break;
1177 default: 1322 default:
1178 return; 1323 return;
1179 } 1324 }
1180 1325
1181 if (screen.text[row]) 1326 scr_blank_line (line, col, num, rstyle);
1182 scr_blank_line (& (screen.text[row][col]),
1183 & (screen.rend[row][col]), num, rstyle);
1184 else
1185 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1186} 1327}
1187 1328
1188/* ------------------------------------------------------------------------- */ 1329/* ------------------------------------------------------------------------- */
1189/* 1330/*
1190 * Erase part of whole of the screen 1331 * Erase part or whole of the screen
1191 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1332 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1192 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1333 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1193 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1334 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1194 */ 1335 */
1195void 1336void
1196rxvt_term::scr_erase_screen (int mode) 1337rxvt_term::scr_erase_screen (int mode) NOTHROW
1197{ 1338{
1198 int num; 1339 int num;
1199 int32_t row, row_offset; 1340 int32_t row;
1200 rend_t ren; 1341 rend_t ren;
1201 XGCValues gcvalue; 1342 XGCValues gcvalue;
1202 1343
1203 want_refresh = 1; 1344 want_refresh = 1;
1204 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1205 ZERO_SCROLLBACK (); 1345 ZERO_SCROLLBACK ();
1206 row_offset = (int32_t)TermWin.saveLines;
1207 1346
1208 switch (mode) 1347 switch (mode)
1209 { 1348 {
1210 case 0: /* erase to end of screen */ 1349 case 0: /* erase to end of screen */
1211 selection_check (1);
1212 scr_erase_line (0); 1350 scr_erase_line (0);
1213 row = screen.cur.row + 1; /* possible OOB */ 1351 row = screen.cur.row + 1; /* possible OOB */
1214 num = TermWin.nrow - row; 1352 num = nrow - row;
1215 break; 1353 break;
1216 case 1: /* erase to beginning of screen */ 1354 case 1: /* erase to beginning of screen */
1217 selection_check (3);
1218 scr_erase_line (1); 1355 scr_erase_line (1);
1219 row = 0; 1356 row = 0;
1220 num = screen.cur.row; 1357 num = screen.cur.row;
1221 break; 1358 break;
1222 case 2: /* erase whole screen */ 1359 case 2: /* erase whole screen */
1223 selection_check (3);
1224 row = 0; 1360 row = 0;
1225 num = TermWin.nrow; 1361 num = nrow;
1226 break; 1362 break;
1227 default: 1363 default:
1228 return; 1364 return;
1229 } 1365 }
1230 refresh_type |= REFRESH_BOUNDS; 1366
1231 if (selection.op && current_screen == selection.screen 1367 if (selection.op && current_screen == selection.screen
1232 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1368 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1233 || (selection.end.row >= row 1369 || (selection.end.row >= row
1234 && selection.end.row <= row + num))) 1370 && selection.end.row <= row + num)))
1235 CLEAR_SELECTION (); 1371 CLEAR_SELECTION ();
1372
1236 if (row >= TermWin.nrow) /* Out Of Bounds */ 1373 if (row >= nrow) /* Out Of Bounds */
1237 return; 1374 return;
1238 MIN_IT (num, (TermWin.nrow - row)); 1375
1376 min_it (num, nrow - row);
1377
1239 if (rstyle & (RS_RVid | RS_Uline)) 1378 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1240 ren = (rend_t) ~RS_None; 1379 ren = (rend_t) ~RS_None;
1241 else if (GET_BASEBG (rstyle) == Color_bg) 1380 else if (GET_BASEBG (rstyle) == Color_bg)
1242 { 1381 {
1243 ren = DEFAULT_RSTYLE; 1382 ren = DEFAULT_RSTYLE;
1244 CLEAR_ROWS (row, num); 1383
1384 if (mapped)
1385 XClearArea (dpy, vt, 0,
1386 Row2Pixel (row - view_start), (unsigned int)vt_width,
1387 (unsigned int)Height2Pixel (num), False);
1245 } 1388 }
1246 else 1389 else
1247 { 1390 {
1248 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1391 ren = rstyle & (RS_fgMask | RS_bgMask);
1392
1393 if (mapped)
1394 {
1249 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1395 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1250 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1396 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1251 ERASE_ROWS (row, num); 1397 XFillRectangle (dpy, vt, gc,
1398 0, Row2Pixel (row - view_start),
1399 (unsigned int)vt_width,
1400 (unsigned int)Height2Pixel (num));
1252 gcvalue.foreground = PixColors[Color_fg]; 1401 gcvalue.foreground = pix_colors[Color_fg];
1253 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1402 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1403 }
1254 } 1404 }
1405
1255 for (; num--; row++) 1406 for (; num--; row++)
1256 { 1407 {
1257 scr_blank_screen_mem (screen.text, screen.rend, 1408 scr_blank_screen_mem (ROW(row), rstyle);
1258 (unsigned int) (row + row_offset), rstyle); 1409
1259 screen.tlen[row + row_offset] = 0; 1410 if (row - view_start < nrow)
1260 scr_blank_line (drawn_text[row], drawn_rend[row], 1411 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1261 (unsigned int)TermWin.ncol, ren);
1262 } 1412 }
1263} 1413}
1414
1415#if !ENABLE_MINIMAL
1416void
1417rxvt_term::scr_erase_savelines () NOTHROW
1418{
1419 want_refresh = 1;
1420 ZERO_SCROLLBACK ();
1421
1422 top_row = 0;
1423}
1424#endif
1264 1425
1265/* ------------------------------------------------------------------------- */ 1426/* ------------------------------------------------------------------------- */
1266/* 1427/*
1267 * Fill the screen with `E's 1428 * Fill the screen with `E's
1268 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1429 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1269 */ 1430 */
1270void 1431void ecb_cold
1271rxvt_term::scr_E () 1432rxvt_term::scr_E () NOTHROW
1272{ 1433{
1273 int i, j, k; 1434 rend_t fs;
1274 rend_t *r1, fs;
1275 1435
1276 want_refresh = 1; 1436 want_refresh = 1;
1437 ZERO_SCROLLBACK ();
1438
1277 num_scr_allow = 0; 1439 num_scr_allow = 0;
1278 ZERO_SCROLLBACK ();
1279 selection_check (3);
1280 1440
1441 row_col_t pos;
1442 pos.row = pos.col = 0;
1443 if (ROWCOL_IS_AFTER (selection.end, pos))
1444 CLEAR_SELECTION ();
1445
1281 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1446 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1282 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1447 for (int row = nrow; row--; )
1283 { 1448 {
1284 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1449 line_t &line = ROW(row);
1450
1285 fill_text (screen.text[k], 'E', TermWin.ncol); 1451 fill_text (line.t, 'E', ncol);
1286 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1452 rend_t *r1 = line.r;
1453
1454 for (int j = ncol; j--; )
1287 *r1++ = fs; 1455 *r1++ = fs;
1456
1457 line.is_longer (0);
1458 line.touch (ncol);
1288 } 1459 }
1289} 1460}
1290 1461
1291/* ------------------------------------------------------------------------- */ 1462/* ------------------------------------------------------------------------- */
1292/* 1463/*
1293 * Insert/Delete <count> lines 1464 * Insert/Delete <count> lines
1294 */ 1465 */
1295void 1466void
1296rxvt_term::scr_insdel_lines (int count, int insdel) 1467rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1297{ 1468{
1298 int end; 1469 int end;
1299 1470
1300 ZERO_SCROLLBACK (); 1471 ZERO_SCROLLBACK ();
1301 1472
1302 selection_check (1); 1473 selection_check (1);
1303 1474
… …
1310 if (insdel == DELETE) 1481 if (insdel == DELETE)
1311 return; 1482 return;
1312 else if (insdel == INSERT) 1483 else if (insdel == INSERT)
1313 count = end; 1484 count = end;
1314 } 1485 }
1315 screen.flags &= ~Screen_WrapNext;
1316 1486
1487 scr_do_wrap ();
1488
1317 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1489 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1318} 1490}
1319 1491
1320/* ------------------------------------------------------------------------- */ 1492/* ------------------------------------------------------------------------- */
1321/* 1493/*
1322 * Insert/Delete <count> characters from the current position 1494 * Insert/Delete <count> characters from the current position
1323 */ 1495 */
1324void 1496void
1325rxvt_term::scr_insdel_chars (int count, int insdel) 1497rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1326{ 1498{
1327 int col, row;
1328 rend_t tr;
1329 text_t *stp;
1330 rend_t *srp;
1331 int16_t *slp;
1332
1333 want_refresh = 1; 1499 want_refresh = 1;
1334 ZERO_SCROLLBACK (); 1500 ZERO_SCROLLBACK ();
1335 1501
1336 if (count <= 0) 1502 if (count <= 0)
1337 return; 1503 return;
1338 1504
1505 scr_do_wrap ();
1506
1339 selection_check (1); 1507 selection_check (1);
1340 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1508 min_it (count, ncol - screen.cur.col);
1341 1509
1342 row = screen.cur.row + TermWin.saveLines; 1510 int row = screen.cur.row;
1343 screen.flags &= ~Screen_WrapNext;
1344 1511
1345 stp = screen.text[row]; 1512 line_t *line = &ROW(row);
1346 srp = screen.rend[row]; 1513
1347 slp = & (screen.tlen[row]); 1514 line->touch ();
1515 line->is_longer (0);
1516
1517 // nuke wide spanning the start
1518 if (line->t[screen.cur.col] == NOCHAR)
1519 scr_kill_char (*line, screen.cur.col);
1520
1348 switch (insdel) 1521 switch (insdel)
1349 { 1522 {
1350 case INSERT: 1523 case INSERT:
1351 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1524 line->l = min (line->l + count, ncol);
1352 col--) 1525
1526 if (line->t[screen.cur.col] == NOCHAR)
1527 scr_kill_char (*line, screen.cur.col);
1528
1529 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1353 { 1530 {
1354 stp[col] = stp[col - count]; 1531 line->t[col] = line->t[col - count];
1355 srp[col] = srp[col - count]; 1532 line->r[col] = line->r[col - count];
1356 } 1533 }
1357 if (*slp != -1) 1534
1358 {
1359 *slp += count;
1360 MIN_IT (*slp, TermWin.ncol);
1361 }
1362 if (selection.op && current_screen == selection.screen 1535 if (selection.op && current_screen == selection.screen
1363 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1536 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1364 { 1537 {
1365 if (selection.end.row != screen.cur.row 1538 if (selection.end.row != screen.cur.row
1366 || (selection.end.col + count >= TermWin.ncol)) 1539 || (selection.end.col + count >= ncol))
1367 CLEAR_SELECTION (); 1540 CLEAR_SELECTION ();
1368 else 1541 else
1542 {
1369 { /* shift selection */ 1543 /* shift selection */
1370 selection.beg.col += count; 1544 selection.beg.col += count;
1371 selection.mark.col += count; /* XXX: yes? */ 1545 selection.mark.col += count; /* XXX: yes? */
1372 selection.end.col += count; 1546 selection.end.col += count;
1373 } 1547 }
1374 } 1548 }
1375 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1549
1376 (unsigned int)count, rstyle); 1550 scr_blank_line (*line, screen.cur.col, count, rstyle);
1377 break; 1551 break;
1552
1378 case ERASE: 1553 case ERASE:
1379 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1554 screen.cur.col += count; /* don't worry if > ncol */
1380 selection_check (1); 1555 selection_check (1);
1381 screen.cur.col -= count; 1556 screen.cur.col -= count;
1382 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1557
1383 (unsigned int)count, rstyle); 1558 // nuke wide char after the end
1559 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1560 scr_kill_char (*line, screen.cur.col + count);
1561
1562 scr_blank_line (*line, screen.cur.col, count, rstyle);
1384 break; 1563 break;
1564
1385 case DELETE: 1565 case DELETE:
1386 tr = srp[TermWin.ncol - 1] 1566 line->l = max (line->l - count, 0);
1387 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1567
1568 // nuke wide char spanning the end
1569 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1570 scr_kill_char (*line, screen.cur.col + count);
1571
1388 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1572 for (int col = screen.cur.col; (col + count) < ncol; col++)
1389 { 1573 {
1390 stp[col] = stp[col + count]; 1574 line->t[col] = line->t[col + count];
1391 srp[col] = srp[col + count]; 1575 line->r[col] = line->r[col + count];
1392 } 1576 }
1393 scr_blank_line (& (stp[TermWin.ncol - count]), 1577
1394 & (srp[TermWin.ncol - count]), 1578 scr_blank_line (*line, ncol - count, count, rstyle);
1395 (unsigned int)count, tr); 1579
1396 if (*slp == -1) /* break line continuation */
1397 *slp = TermWin.ncol;
1398 *slp -= count;
1399 MAX_IT (*slp, 0);
1400 if (selection.op && current_screen == selection.screen 1580 if (selection.op && current_screen == selection.screen
1401 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1581 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1402 { 1582 {
1403 if (selection.end.row != screen.cur.row 1583 if (selection.end.row != screen.cur.row
1404 || (screen.cur.col >= selection.beg.col - count) 1584 || (screen.cur.col >= selection.beg.col - count)
1405 || selection.end.col >= TermWin.ncol) 1585 || selection.end.col >= ncol)
1406 CLEAR_SELECTION (); 1586 CLEAR_SELECTION ();
1407 else 1587 else
1408 { 1588 {
1409 /* shift selection */ 1589 /* shift selection */
1410 selection.beg.col -= count; 1590 selection.beg.col -= count;
1411 selection.mark.col -= count; /* XXX: yes? */ 1591 selection.mark.col -= count; /* XXX: yes? */
1412 selection.end.col -= count; 1592 selection.end.col -= count;
1413 } 1593 }
1414 } 1594 }
1595
1415 break; 1596 break;
1416 } 1597 }
1417} 1598}
1418 1599
1419/* ------------------------------------------------------------------------- */ 1600/* ------------------------------------------------------------------------- */
1420/* 1601/*
1421 * Set the scrolling region 1602 * Set the scrolling region
1422 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1603 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1423 */ 1604 */
1424void 1605void ecb_cold
1425rxvt_term::scr_scroll_region (int top, int bot) 1606rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1426{ 1607{
1427 MAX_IT (top, 0); 1608 max_it (top, 0);
1428 MIN_IT (bot, (int)TermWin.nrow - 1); 1609 min_it (bot, nrow - 1);
1610
1429 if (top > bot) 1611 if (top > bot)
1430 return; 1612 return;
1613
1431 screen.tscroll = top; 1614 screen.tscroll = top;
1432 screen.bscroll = bot; 1615 screen.bscroll = bot;
1433 scr_gotorc (0, 0, 0); 1616 scr_gotorc (0, 0, 0);
1434} 1617}
1435 1618
… …
1437/* 1620/*
1438 * Make the cursor visible/invisible 1621 * Make the cursor visible/invisible
1439 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1622 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1440 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1623 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1441 */ 1624 */
1442void 1625void ecb_cold
1443rxvt_term::scr_cursor_visible (int mode) 1626rxvt_term::scr_cursor_visible (int mode) NOTHROW
1444{ 1627{
1445 want_refresh = 1; 1628 want_refresh = 1;
1629
1446 if (mode) 1630 if (mode)
1447 screen.flags |= Screen_VisibleCursor; 1631 screen.flags |= Screen_VisibleCursor;
1448 else 1632 else
1449 screen.flags &= ~Screen_VisibleCursor; 1633 screen.flags &= ~Screen_VisibleCursor;
1450} 1634}
… …
1453/* 1637/*
1454 * Set/unset automatic wrapping 1638 * Set/unset automatic wrapping
1455 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1639 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1456 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1640 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1457 */ 1641 */
1458void 1642void ecb_cold
1459rxvt_term::scr_autowrap (int mode) 1643rxvt_term::scr_autowrap (int mode) NOTHROW
1460{ 1644{
1461 if (mode) 1645 if (mode)
1462 screen.flags |= Screen_Autowrap; 1646 screen.flags |= Screen_Autowrap;
1463 else 1647 else
1464 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1648 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1465} 1649}
1466 1650
1467/* ------------------------------------------------------------------------- */ 1651/* ------------------------------------------------------------------------- */
1468/* 1652/*
1469 * Set/unset margin origin mode 1653 * Set/unset margin origin mode
… …
1472 * Relative mode: line numbers are relative to top margin of scrolling region 1656 * Relative mode: line numbers are relative to top margin of scrolling region
1473 * and the cursor cannot be moved outside. 1657 * and the cursor cannot be moved outside.
1474 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1658 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1475 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1659 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1476 */ 1660 */
1477void 1661void ecb_cold
1478rxvt_term::scr_relative_origin (int mode) 1662rxvt_term::scr_relative_origin (int mode) NOTHROW
1479{ 1663{
1480 if (mode) 1664 if (mode)
1481 screen.flags |= Screen_Relative; 1665 screen.flags |= Screen_Relative;
1482 else 1666 else
1483 screen.flags &= ~Screen_Relative; 1667 screen.flags &= ~Screen_Relative;
1668
1484 scr_gotorc (0, 0, 0); 1669 scr_gotorc (0, 0, 0);
1485} 1670}
1486 1671
1487/* ------------------------------------------------------------------------- */ 1672/* ------------------------------------------------------------------------- */
1488/* 1673/*
1489 * Set insert/replace mode 1674 * Set insert/replace mode
1490 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1675 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1491 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1676 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1492 */ 1677 */
1493void 1678void ecb_cold
1494rxvt_term::scr_insert_mode (int mode) 1679rxvt_term::scr_insert_mode (int mode) NOTHROW
1495{ 1680{
1496 if (mode) 1681 if (mode)
1497 screen.flags |= Screen_Insert; 1682 screen.flags |= Screen_Insert;
1498 else 1683 else
1499 screen.flags &= ~Screen_Insert; 1684 screen.flags &= ~Screen_Insert;
… …
1504 * Set/Unset tabs 1689 * Set/Unset tabs
1505 * XTERM_SEQ: Set tab at current column : ESC H 1690 * XTERM_SEQ: Set tab at current column : ESC H
1506 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1691 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1507 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1692 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1508 */ 1693 */
1509void 1694void ecb_cold
1510rxvt_term::scr_set_tab (int mode) 1695rxvt_term::scr_set_tab (int mode) NOTHROW
1511{ 1696{
1512 if (mode < 0) 1697 if (mode < 0)
1513 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1698 memset (tabs, 0, ncol);
1514 else if (screen.cur.col < TermWin.ncol) 1699 else if (screen.cur.col < ncol)
1515 tabs[screen.cur.col] = (mode ? 1 : 0); 1700 tabs [screen.cur.col] = !!mode;
1516} 1701}
1517 1702
1518/* ------------------------------------------------------------------------- */ 1703/* ------------------------------------------------------------------------- */
1519/* 1704/*
1520 * Set reverse/normal video 1705 * Set reverse/normal video
1521 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1706 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1522 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1707 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1523 */ 1708 */
1524void 1709void
1525rxvt_term::scr_rvideo_mode (int mode) 1710rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1526{ 1711{
1712 rvideo_mode = on;
1713
1714#ifndef NO_BELL
1715 on ^= rvideo_bell;
1716#endif
1717
1718 if (rvideo_state != on)
1719 {
1720 rvideo_state = on;
1721
1722 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1723#ifdef HAVE_IMG
1724 if (bg_img == 0)
1725#endif
1726 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1727
1527 XGCValues gcvalue; 1728 XGCValues gcvalue;
1528
1529 if (rvideo != mode)
1530 {
1531 rvideo = mode;
1532 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color);
1533#if defined(XPM_BACKGROUND)
1534 if (bgPixmap.pixmap == None)
1535#endif
1536#if defined(TRANSPARENT)
1537 if (! (Options & Opt_transparent) || am_transparent == 0)
1538#endif
1539 XSetWindowBackground (display->display, TermWin.vt,
1540 PixColors[Color_bg]);
1541
1542 gcvalue.foreground = PixColors[Color_fg]; 1729 gcvalue.foreground = pix_colors[Color_fg];
1543 gcvalue.background = PixColors[Color_bg]; 1730 gcvalue.background = pix_colors[Color_bg];
1544 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1731 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1545 &gcvalue); 1732
1546 scr_clear (); 1733 scr_clear ();
1547 scr_touch (true); 1734 scr_touch (true);
1548 } 1735 }
1549} 1736}
1550 1737
1551/* ------------------------------------------------------------------------- */ 1738/* ------------------------------------------------------------------------- */
1552/* 1739/*
1553 * Report current cursor position 1740 * Report current cursor position
1554 * XTERM_SEQ: Report position: ESC [ 6 n 1741 * XTERM_SEQ: Report position: ESC [ 6 n
1555 */ 1742 */
1556void 1743void ecb_cold
1557rxvt_term::scr_report_position () 1744rxvt_term::scr_report_position () NOTHROW
1558{ 1745{
1559 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1746 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1560} 1747}
1561 1748
1562/* ------------------------------------------------------------------------- * 1749/* ------------------------------------------------------------------------- *
… …
1564 * ------------------------------------------------------------------------- */ 1751 * ------------------------------------------------------------------------- */
1565 1752
1566/* 1753/*
1567 * Set font style 1754 * Set font style
1568 */ 1755 */
1569void 1756void ecb_cold
1570rxvt_term::set_font_style () 1757rxvt_term::set_font_style () NOTHROW
1571{ 1758{
1759#if 0
1572 switch (charsets[screen.charset]) 1760 switch (charsets [screen.charset])
1573 { 1761 {
1574 case '0': /* DEC Special Character & Line Drawing Set */ 1762 case '0': /* DEC Special Character & Line Drawing Set */
1575 break; 1763 break;
1576 case 'A': /* United Kingdom (UK) */ 1764 case 'A': /* United Kingdom (UK) */
1577 break; 1765 break;
… …
1584 case 'C': /* Finnish character set */ 1772 case 'C': /* Finnish character set */
1585 break; 1773 break;
1586 case 'K': /* German character set */ 1774 case 'K': /* German character set */
1587 break; 1775 break;
1588 } 1776 }
1777#endif
1589} 1778}
1590 1779
1591/* ------------------------------------------------------------------------- */ 1780/* ------------------------------------------------------------------------- */
1592/* 1781/*
1593 * Choose a font 1782 * Choose a font
1594 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1783 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1595 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1784 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1596 * XTERM_SEQ: Invoke G2 character set: ESC N 1785 * XTERM_SEQ: Invoke G2 character set: ESC N
1597 * XTERM_SEQ: Invoke G3 character set: ESC O 1786 * XTERM_SEQ: Invoke G3 character set: ESC O
1598 */ 1787 */
1599void 1788void ecb_cold
1600rxvt_term::scr_charset_choose (int set) 1789rxvt_term::scr_charset_choose (int set) NOTHROW
1601 { 1790{
1602 screen.charset = set; 1791 screen.charset = set;
1603 set_font_style (); 1792 set_font_style ();
1604 } 1793}
1605 1794
1606/* ------------------------------------------------------------------------- */ 1795/* ------------------------------------------------------------------------- */
1607/* 1796/*
1608 * Set a font 1797 * Set a font
1609 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1798 * XTERM_SEQ: Set G0 character set: ESC ( <C>
… …
1611 * XTERM_SEQ: Set G2 character set: ESC * <C> 1800 * XTERM_SEQ: Set G2 character set: ESC * <C>
1612 * XTERM_SEQ: Set G3 character set: ESC + <C> 1801 * XTERM_SEQ: Set G3 character set: ESC + <C>
1613 * See set_font_style for possible values for <C> 1802 * See set_font_style for possible values for <C>
1614 */ 1803 */
1615void 1804void
1616rxvt_term::scr_charset_set (int set, unsigned int ch) 1805rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1617 { 1806{
1618 charsets[set] = (unsigned char)ch; 1807 charsets[set] = (unsigned char)ch;
1619 set_font_style (); 1808 set_font_style ();
1620 } 1809}
1621 1810
1622 1811
1623/* ------------------------------------------------------------------------- * 1812/* ------------------------------------------------------------------------- *
1624 * MAJOR SCREEN MANIPULATION * 1813 * MAJOR SCREEN MANIPULATION *
1625 * ------------------------------------------------------------------------- */ 1814 * ------------------------------------------------------------------------- */
1626 1815
1627/* 1816/*
1628 * refresh matching text. 1817 * refresh matching text.
1629 */ 1818 */
1630bool 1819bool ecb_cold
1631rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1820rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1632{ 1821{
1633 bool found = false; 1822 bool found = false;
1634 1823
1635 for (int i = 0; i < TermWin.nrow; i++) 1824 for (int i = 0; i < nrow; i++)
1636 { 1825 {
1637 int col = 0;
1638 rend_t *drp = drawn_rend [i]; 1826 rend_t *drp = drawn_buf[i].r;
1639 1827
1640 for (; col < TermWin.ncol; col++, drp++) 1828 for (int col = 0; col < ncol; col++, drp++)
1641 if ((*drp & mask) == value) 1829 if ((*drp & mask) == value)
1642 { 1830 {
1643 found = true; 1831 found = true;
1644 *drp = ~value; 1832 *drp = ~value;
1645 } 1833 }
… …
1655 PART_BEG = 0, 1843 PART_BEG = 0,
1656 PART_END, 1844 PART_END,
1657 RC_COUNT 1845 RC_COUNT
1658}; 1846};
1659 1847
1660void 1848void ecb_hot
1661rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1849rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1662{ 1850{
1663 int i; 1851 int i;
1664 row_col_t rc[RC_COUNT]; 1852 row_col_t rc[RC_COUNT];
1665 1853
1666 if (drawn_text == NULL) /* sanity check */ 1854 if (!drawn_buf) /* sanity check */
1667 return; 1855 return;
1668 1856
1669#ifdef DEBUG_STRICT 1857#ifndef NO_SLOW_LINK_SUPPORT
1670 x = max (x, (int)TermWin.int_bwidth); 1858 if (refresh_type == FAST_REFRESH && !display->is_local)
1671 x = min (x, (int)TermWin.width); 1859 {
1672 y = max (y, (int)TermWin.int_bwidth); 1860 y = 0;
1673 y = min (y, (int)TermWin.height); 1861 eheight = height;
1862 }
1674#endif 1863#endif
1675 1864
1676 /* round down */ 1865 /* round down */
1677 rc[PART_BEG].col = Pixel2Col (x); 1866 rc[PART_BEG].col = Pixel2Col (x);
1678 rc[PART_BEG].row = Pixel2Row (y); 1867 rc[PART_BEG].row = Pixel2Row (y);
1679 /* round up */ 1868 /* round up */
1680 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1869 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1681 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1870 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1682 1871
1683 /* sanity checks */ 1872 /* sanity checks */
1684 for (i = PART_BEG; i < RC_COUNT; i++) 1873 for (i = PART_BEG; i < RC_COUNT; i++)
1685 { 1874 {
1686 MIN_IT (rc[i].col, TermWin.ncol - 1); 1875 min_it (rc[i].col, ncol - 1);
1687 MIN_IT (rc[i].row, TermWin.nrow - 1); 1876 min_it (rc[i].row, nrow - 1);
1688 } 1877 }
1689
1690 D_SCREEN ((stderr, "rxvt_scr_expose (x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)- (c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1691 1878
1692 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1879 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1693 fill_text (& (drawn_text[i][rc[PART_BEG].col]), 0, 1880 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1694 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1881
1882 num_scr_allow = 0;
1695 1883
1696 if (refresh) 1884 if (refresh)
1697 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1885 scr_refresh ();
1698} 1886}
1699 1887
1700/* ------------------------------------------------------------------------- */ 1888/* ------------------------------------------------------------------------- */
1701/* 1889/*
1702 * Refresh the entire screen 1890 * Refresh the entire screen
1703 */ 1891 */
1704void 1892void
1705rxvt_term::scr_touch (bool refresh) 1893rxvt_term::scr_touch (bool refresh) NOTHROW
1706{ 1894{
1707 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1895 scr_expose (0, 0, vt_width, vt_height, refresh);
1708} 1896}
1709 1897
1710/* ------------------------------------------------------------------------- */ 1898/* ------------------------------------------------------------------------- */
1711/* 1899/*
1712 * Move the display so that the line represented by scrollbar value Y is at 1900 * Move the display so that the line represented by scrollbar value Y is at
1713 * the top of the screen 1901 * the top of the screen
1714 */ 1902 */
1715int 1903void
1716rxvt_term::scr_move_to (int y, int len) 1904rxvt_term::scr_move_to (int y, int len) NOTHROW
1717{ 1905{
1718 long p = 0; 1906 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1719 uint16_t oldviewstart;
1720
1721 oldviewstart = TermWin.view_start;
1722 if (y < len)
1723 {
1724 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1725 p -= (long) (TermWin.nrow - 1);
1726 p = max (p, 0);
1727 }
1728 TermWin.view_start = (uint16_t)min (p, TermWin.nscrolled);
1729 D_SCREEN ((stderr, "rxvt_scr_move_to (%d, %d) view_start:%d", y, len, TermWin.view_start));
1730
1731 return scr_changeview (oldviewstart);
1732} 1907}
1733 1908
1734/* ------------------------------------------------------------------------- */ 1909/* ------------------------------------------------------------------------- */
1735/* 1910/*
1736 * Page the screen up/down nlines 1911 * Page the screen up/down nlines
1737 * direction should be UP or DN 1912 * direction should be UP or DN
1738 */ 1913 */
1739int 1914bool
1740rxvt_term::scr_page (enum page_dirn direction, int nlines) 1915rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1741{ 1916{
1742 int n; 1917 int new_view_start =
1743 uint16_t oldviewstart; 1918 direction == UP ? view_start - nlines
1919 : view_start + nlines;
1744 1920
1745 D_SCREEN ((stderr, "rxvt_scr_page (%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, TermWin.view_start));
1746#ifdef DEBUG_STRICT
1747 assert ((nlines >= 0) && (nlines <= TermWin.nrow));
1748#endif
1749 oldviewstart = TermWin.view_start;
1750 if (direction == UP)
1751 {
1752 n = TermWin.view_start + nlines;
1753 TermWin.view_start = min (n, TermWin.nscrolled);
1754 }
1755 else
1756 {
1757 n = TermWin.view_start - nlines;
1758 TermWin.view_start = max (n, 0);
1759 }
1760 return scr_changeview (oldviewstart); 1921 return scr_changeview (new_view_start);
1761} 1922}
1762 1923
1763int 1924bool
1764rxvt_term::scr_changeview (uint16_t oldviewstart) 1925rxvt_term::scr_changeview (int new_view_start) NOTHROW
1765{ 1926{
1927 clamp_it (new_view_start, top_row, 0);
1928
1766 if (TermWin.view_start != oldviewstart) 1929 if (new_view_start == view_start)
1767 { 1930 return false;
1931
1932 num_scr += new_view_start - view_start;
1933 view_start = new_view_start;
1768 want_refresh = 1; 1934 want_refresh = 1;
1769 num_scr -= (TermWin.view_start - oldviewstart);
1770 }
1771 return (int) (TermWin.view_start - oldviewstart);
1772}
1773 1935
1774/* ------------------------------------------------------------------------- */ 1936 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1775void 1937
1776rxvt_term::scr_bell () 1938 return true;
1777{ 1939}
1940
1778#ifndef NO_BELL 1941#ifndef NO_BELL
1942void
1943rxvt_term::bell_cb (ev::timer &w, int revents)
1944{
1945 rvideo_bell = false;
1946 scr_rvideo_mode (rvideo_mode);
1947 refresh_check ();
1948}
1949#endif
1950
1951/* ------------------------------------------------------------------------- */
1952void
1953rxvt_term::scr_bell () NOTHROW
1954{
1955#ifndef NO_BELL
1956
1779# ifndef NO_MAPALERT 1957# ifndef NO_MAPALERT
1780# ifdef MAPALERT_OPTION 1958# ifdef MAPALERT_OPTION
1781 if (Options & Opt_mapAlert) 1959 if (option (Opt_mapAlert))
1782# endif 1960# endif
1783 XMapWindow (display->display, TermWin.parent[0]); 1961 XMapWindow (dpy, parent);
1784# endif 1962# endif
1963
1964# if ENABLE_FRILLS
1965 if (option (Opt_urgentOnBell))
1966 set_urgency (1);
1967# endif
1968
1785 if (Options & Opt_visualBell) 1969 if (option (Opt_visualBell))
1786 { 1970 {
1787 scr_rvideo_mode (!rvideo); /* refresh also done */ 1971 rvideo_bell = true;
1788 scr_rvideo_mode (!rvideo); /* refresh also done */ 1972 scr_rvideo_mode (rvideo_mode);
1973 flush ();
1974
1975 bell_ev.start (VISUAL_BELL_DURATION);
1789 } 1976 }
1790 else 1977 else
1791 XBell (display->display, 0); 1978 XBell (dpy, 0);
1979 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1792#endif 1980#endif
1793} 1981}
1794 1982
1795/* ------------------------------------------------------------------------- */ 1983/* ------------------------------------------------------------------------- */
1796/* ARGSUSED */ 1984void ecb_cold
1797void
1798rxvt_term::scr_printscreen (int fullhist) 1985rxvt_term::scr_printscreen (int fullhist) NOTHROW
1799{ 1986{
1800#ifdef PRINTPIPE 1987#ifdef PRINTPIPE
1801 int i, r1, nrows, row_offset; 1988 int nrows, row_start;
1802 text_t *t; 1989 FILE *fd = popen_printer ();
1803 FILE *fd;
1804 1990
1805 if ((fd = popen_printer ()) == NULL) 1991 if (!fd)
1806 return; 1992 return;
1807 nrows = TermWin.nrow; 1993
1808 row_offset = TermWin.saveLines;
1809 if (!fullhist) 1994 if (fullhist)
1810 row_offset -= TermWin.view_start; 1995 {
1996 nrows = nrow - top_row;
1997 row_start = top_row;
1998 }
1811 else 1999 else
1812 { 2000 {
1813 nrows += TermWin.nscrolled; 2001 nrows = nrow;
1814 row_offset -= TermWin.nscrolled; 2002 row_start = view_start;
1815 }
1816
1817 for (r1 = 0; r1 < nrows; r1++)
1818 { 2003 }
1819 t = screen.text[r1 + row_offset]; 2004
1820 for (i = TermWin.ncol - 1; i >= 0; i--) 2005 wctomb (0, 0);
1821 if (!isspace (t[i])) 2006
1822 break; 2007 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1823 fprintf (fd, "%.*s\n", (i + 1), t);
1824 } 2008 {
2009 text_t *tp = ROW(r1).t;
2010 int len = ROW(r1).l;
2011
2012 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2013 {
2014 char mb[MB_LEN_MAX];
2015 text_t t = *tp++;
2016 if (t == NOCHAR)
2017 continue;
2018
2019 len = wctomb (mb, t);
2020
2021 if (len <= 0)
2022 {
2023 mb[0] = ' ';
2024 len = 1;
2025 }
2026
2027 fwrite (mb, 1, len, fd);
2028 }
2029
2030 fputc ('\n', fd);
2031 }
2032
1825 pclose_printer (fd); 2033 pclose_printer (fd);
1826#endif 2034#endif
1827} 2035}
1828 2036
1829/* ------------------------------------------------------------------------- */ 2037/* ------------------------------------------------------------------------- */
1830/* 2038/*
1831 * Refresh the screen 2039 * Refresh the screen
1832 * drawn_text/drawn_rend contain the screen information before the update. 2040 * drawn_text/drawn_rend contain the screen information before the update.
1833 * screen.text/screen.rend contain what the screen will change to. 2041 * screen.text/screen.rend contain what the screen will change to.
1834 */ 2042 */
1835 2043void ecb_hot
1836#define FONT_WIDTH(X, Y) \ 2044rxvt_term::scr_refresh () NOTHROW
1837 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
1838#define FONT_RBEAR(X, Y) \
1839 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
1840#define FONT_LBEAR(X, Y) \
1841 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
1842#define IS_FONT_CHAR(X, Y) \
1843 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1844
1845void
1846rxvt_term::scr_refresh (unsigned char refresh_type)
1847{ 2045{
1848 unsigned char clearfirst, /* first character writes before cell */
1849 clearlast, /* last character writes beyond cell */
1850 must_clear, /* use draw_string not draw_image_string */
1851 rvid, /* reverse video this position */
1852 showcursor; /* show the cursor */
1853 int16_t col, row, /* column/row we're processing */ 2046 int16_t col, row, /* column/row we're processing */
1854 ocrow; /* old cursor row */ 2047 ocrow; /* old cursor row */
1855 int i, /* tmp */ 2048 int i; /* tmp */
1856 row_offset; /* basic offset in screen structure */ 2049 rend_t ccol1, /* Cursor colour */
1857#ifndef NO_CURSORCOLOR 2050 ccol2; /* Cursor colour2 */
1858 rend_t cc1; /* store colours at cursor position (s) */ 2051 rend_t cur_rend;
1859#endif 2052 int cur_col;
1860 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2053 int cursorwidth;
1861 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1862 2054
2055 want_refresh = 0; /* screen is current */
2056
1863 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2057 if (refresh_type == NO_REFRESH || !mapped)
1864 return; 2058 return;
1865 2059
1866 /* 2060 /*
1867 * A: set up vars 2061 * A: set up vars
1868 */ 2062 */
1869 clearfirst = clearlast = must_clear = 0;
1870
1871 refresh_count = 0; 2063 refresh_count = 0;
1872 2064
1873 row_offset = TermWin.saveLines - TermWin.view_start; 2065 unsigned int old_screen_flags = screen.flags;
1874 2066 bool have_bg = 0;
1875 if ((refresh_type & REFRESH_BOUNDS)) 2067#ifdef HAVE_IMG
1876 { 2068 have_bg = bg_img != 0;
1877 clearfirst = clearlast = 1;
1878 refresh_type &= ~REFRESH_BOUNDS;
1879 }
1880
1881#ifdef XPM_BACKGROUND
1882 must_clear |= (bgPixmap.pixmap != None);
1883#endif
1884#ifdef TRANSPARENT
1885 must_clear |= ((Options & Opt_transparent) && am_transparent);
1886#endif 2069#endif
1887 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2070 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1888 2071
1889 /* 2072 /*
1890 * B: reverse any characters which are selected 2073 * B: reverse any characters which are selected
1891 */ 2074 */
1892 scr_reverse_selection (); 2075 scr_reverse_selection ();
1893 2076
2077 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2078#if ENABLE_OVERLAY
2079 scr_swap_overlay ();
2080#endif
2081
2082 bool showcursor = screen.flags & Screen_VisibleCursor;
2083
1894 /* 2084 /*
1895 * C: set the cursor character (s) 2085 * C: set the cursor character (s)
1896 */ 2086 */
1897 { 2087 {
1898 unsigned char setoldcursor;
1899 rend_t ccol1, /* Cursor colour */
1900 ccol2; /* Cursor colour2 */
1901
1902 showcursor = (screen.flags & Screen_VisibleCursor);
1903#ifdef CURSOR_BLINK 2088#ifdef CURSOR_BLINK
1904 if (hidden_cursor) 2089 if (hidden_cursor)
1905 showcursor = 0; 2090 showcursor = 0;
1906#endif 2091#endif
1907 2092
1908 if (showcursor) 2093 if (showcursor)
1909 { 2094 {
1910 srp = & (screen.rend[screen.cur.row + TermWin.saveLines] 2095 int col = screen.cur.col;
1911 [screen.cur.col]);
1912 2096
1913 if (showcursor && TermWin.focus) 2097 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2098 col--;
2099
2100 cursorwidth = 1;
2101 while (col + cursorwidth < ncol
2102 && ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR)
2103 cursorwidth++;
2104
2105 cur_rend = ROW(screen.cur.row).r[col];
2106 cur_col = col;
2107
2108#ifndef NO_CURSORCOLOR
2109 if (ISSET_PIXCOLOR (Color_cursor))
2110 ccol1 = Color_cursor;
2111 else
2112#endif
2113#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2114 ccol1 = fgcolor_of (rstyle);
2115#else
2116 ccol1 = Color_fg;
2117#endif
2118
2119#ifndef NO_CURSORCOLOR
2120 if (ISSET_PIXCOLOR (Color_cursor2))
2121 ccol2 = Color_cursor2;
2122 else
2123#endif
2124#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2125 ccol2 = bgcolor_of (rstyle);
2126#else
2127 ccol2 = Color_bg;
2128#endif
2129
2130 if (focus)
1914 { 2131 {
1915 *srp ^= RS_RVid; 2132 rend_t rend = cur_rend;
1916#ifndef NO_CURSORCOLOR 2133
1917 cc1 = *srp & (RS_fgMask | RS_bgMask); 2134 if (option (Opt_cursorUnderline))
1918 if (ISSET_PIXCOLOR (Color_cursor)) 2135 rend ^= RS_Uline;
1919 ccol1 = Color_cursor;
1920 else 2136 else
1921#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1922 ccol1 = GET_FGCOLOR (rstyle);
1923#else
1924 ccol1 = Color_fg;
1925#endif
1926 if (ISSET_PIXCOLOR (Color_cursor2))
1927 ccol2 = Color_cursor2;
1928 else 2137 {
1929#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2138 rend ^= RS_RVid;
1930 ccol2 = GET_BGCOLOR (rstyle);
1931#else
1932 ccol2 = Color_bg;
1933#endif
1934 *srp = SET_FGCOLOR (*srp, ccol1); 2139 rend = SET_FGCOLOR (rend, ccol1);
1935 *srp = SET_BGCOLOR (*srp, ccol2); 2140 rend = SET_BGCOLOR (rend, ccol2);
1936#endif 2141 }
2142
2143 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
1937 } 2144 }
1938 } 2145 }
1939 2146
1940 /* make sure no outline cursor is left around */ 2147 /* make sure no outline cursor is left around */
1941 setoldcursor = 0;
1942 if (ocrow != -1) 2148 if (ocrow != -1)
1943 { 2149 {
1944 if (screen.cur.row + TermWin.view_start != ocrow 2150 if (screen.cur.row - view_start != ocrow
1945 || screen.cur.col != oldcursor.col) 2151 || screen.cur.col != oldcursor.col)
1946 { 2152 {
1947 if (ocrow < TermWin.nrow 2153 if (ocrow < nrow
1948 && oldcursor.col < TermWin.ncol) 2154 && oldcursor.col < ncol)
1949 {
1950 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2155 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
1951 }
1952 if (TermWin.focus || !showcursor)
1953 oldcursor.row = -1;
1954 else
1955 setoldcursor = 1;
1956 } 2156 }
1957 } 2157 }
1958 else if (!TermWin.focus) 2158
1959 setoldcursor = 1; 2159 // save the current cursor coordinates if the cursor is visible
1960 if (setoldcursor) 2160 // and the window is unfocused, so as to clear the outline cursor
2161 // in the next refresh if the cursor moves
2162 if (showcursor && !focus && screen.cur.row - view_start < nrow)
1961 { 2163 {
1962 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
1963 oldcursor.row = -1;
1964 else
1965 {
1966 oldcursor.row = screen.cur.row + TermWin.view_start; 2164 oldcursor.row = screen.cur.row - view_start;
1967 oldcursor.col = screen.cur.col; 2165 oldcursor.col = screen.cur.col;
1968 }
1969 } 2166 }
2167 else
2168 oldcursor.row = -1;
1970 } 2169 }
1971 2170
1972#ifndef NO_SLOW_LINK_SUPPORT 2171#ifndef NO_SLOW_LINK_SUPPORT
1973 /* 2172 /*
1974 * D: CopyArea pass - very useful for slower links 2173 * D: CopyArea pass - very useful for slower links
1975 * This has been deliberately kept simple. 2174 * This has been deliberately kept simple.
1976 */ 2175 */
1977 i = num_scr; 2176 if (!display->is_local
1978 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2177 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1979 && abs (i) < TermWin.nrow && !must_clear) 2178 && abs (num_scr) < nrow && !have_bg)
1980 { 2179 {
1981 int16_t nits; 2180 int16_t nits;
1982 int j; 2181 int i = num_scr;
1983 rend_t *drp2; 2182 int j;
1984 text_t *dtp2;
1985 int len, wlen; 2183 int len, wlen;
1986 2184
1987 j = TermWin.nrow; 2185 j = nrow;
1988 wlen = len = -1; 2186 wlen = len = -1;
1989 row = i > 0 ? 0 : j - 1; 2187 row = i > 0 ? 0 : j - 1;
2188
1990 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2189 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
1991 { 2190 {
1992 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2191 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
1993 { 2192 {
1994 stp = screen.text[row + row_offset]; 2193 line_t s = ROW(view_start + row);
1995 srp = screen.rend[row + row_offset];
1996 dtp = drawn_text[row]; 2194 line_t d = drawn_buf[row];
1997 dtp2 = drawn_text[row + i]; 2195 line_t d2 = drawn_buf[row + i];
1998 drp = drawn_rend[row];
1999 drp2 = drawn_rend[row + i];
2000 2196
2001 for (nits = 0, col = TermWin.ncol; col--; ) 2197 for (nits = 0, col = ncol; col--; )
2002 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2198 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2003 nits--; 2199 nits--;
2004 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2200 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2005 nits++; 2201 nits++;
2006 2202
2007 if (nits > 8) /* XXX: arbitrary choice */ 2203 if (nits > 8) /* XXX: arbitrary choice */
2008 { 2204 {
2009 for (col = TermWin.ncol; col--; ) 2205 for (col = ncol; col--; )
2010 { 2206 {
2011 *dtp++ = *dtp2++; 2207 *d.t++ = *d2.t++;
2012 *drp++ = *drp2++; 2208 *d.r++ = *d2.r++;
2013 } 2209 }
2014 2210
2015 if (len == -1) 2211 if (len == -1)
2016 len = row; 2212 len = row;
2017 2213
2018 wlen = row; 2214 wlen = row;
2019 continue; 2215 continue;
2020 } 2216 }
2021 } 2217 }
2022 2218
2023 if (len != -1) 2219 if (len >= 0)
2024 { 2220 {
2025 /* also comes here at end if needed because of >= above */ 2221 /* also comes here at end if needed because of >= above */
2026 if (wlen < len) 2222 if (wlen < len)
2027 SWAP_IT (wlen, len, int); 2223 ::swap (wlen, len);
2028 2224
2029 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1)); 2225 XGCValues gcv;
2030 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2226
2227 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2228 XCopyArea (dpy, vt, vt,
2031 TermWin.gc, 0, Row2Pixel (len + i), 2229 gc, 0, Row2Pixel (len + i),
2032 (unsigned int)TermWin_TotalWidth (), 2230 (unsigned int)this->width,
2033 (unsigned int)Height2Pixel (wlen - len + 1), 2231 (unsigned int)Height2Pixel (wlen - len + 1),
2034 0, Row2Pixel (len)); 2232 0, Row2Pixel (len));
2233 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2234
2035 len = -1; 2235 len = -1;
2036 } 2236 }
2037 } 2237 }
2038 } 2238 }
2039#endif 2239#endif
2040 2240
2041 /* 2241 /*
2042 * E: main pass across every character 2242 * E: main pass across every character
2043 */ 2243 */
2044 for (row = 0; row < TermWin.nrow; row++) 2244 for (row = 0; row < nrow; row++)
2045 { 2245 {
2046 stp = screen.text[row + row_offset]; 2246 text_t *stp = ROW(view_start + row).t;
2047 srp = screen.rend[row + row_offset]; 2247 rend_t *srp = ROW(view_start + row).r;
2048 dtp = drawn_text[row]; 2248 text_t *dtp = drawn_buf[row].t;
2049 drp = drawn_rend[row]; 2249 rend_t *drp = drawn_buf[row].r;
2050 2250
2051 /* 2251 /*
2052 * E2: OK, now the real pass 2252 * E2: OK, now the real pass
2053 */ 2253 */
2054 int ypixel = (int)Row2Pixel (row); 2254 int ypixel = (int)Row2Pixel (row);
2055 2255
2056 for (col = 0; col < TermWin.ncol; col++) 2256 for (col = 0; col < ncol; col++)
2057 { 2257 {
2058 /* compare new text with old - if exactly the same then continue */ 2258 /* compare new text with old - if exactly the same then continue */
2059 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2060
2061 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2259 if (stp[col] == dtp[col] /* Must match characters to skip. */
2062 && (rend == drp[col] /* Either rendition the same or */ 2260 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2063 || (stp[col] == ' ' /* space w/ no background change */ 2261 || (stp[col] == ' ' /* space w/ no background change */
2064 && GET_BGATTR (rend) == GET_BGATTR (drp[col])))) 2262 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2065 continue; 2263 continue;
2066 2264
2265 // redraw one or more characters
2266
2267 // seek to the beginning of wide characters
2268 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2269 --col;
2270
2271 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2067 text_t *text = stp + col; 2272 text_t *text = stp + col;
2068 int count = 1; 2273 int count = 1;
2069 2274
2070 /* redraw one or more characters */
2071
2072 dtp[col] = stp[col]; 2275 dtp[col] = stp[col];
2073 drp[col] = rend; 2276 drp[col] = rend;
2074 2277
2075 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2076 continue;
2077
2078 int xpixel = Col2Pixel (col); 2278 int xpixel = Col2Pixel (col);
2079 2279
2080 // this loop looks very messy, it can probably be optimized
2081 // and cleaned a bit by you?
2082 for (i = 0; ++col < TermWin.ncol; ) 2280 for (i = 0; ++col < ncol; )
2083 { 2281 {
2084 if (stp[col] == NOCHAR) 2282 if (stp[col] == NOCHAR)
2085 { 2283 {
2086 dtp[col] = stp[col]; 2284 dtp[col] = stp[col];
2087 drp[col] = rend; 2285 drp[col] = srp[col];
2286
2088 count++; 2287 count++;
2089
2090 if (i) // only possible skip if char unchanged
2091 i++; 2288 i++;
2092 2289
2093 continue; 2290 continue;
2094 } 2291 }
2095 2292
2096 if (rend != srp[col]) 2293 if (!RS_SAME (rend, srp[col]))
2097 break; 2294 break;
2098 2295
2099 count++; 2296 count++;
2100 2297
2101 if (stp[col] != dtp[col] 2298 if (stp[col] != dtp[col]
2102 || srp[col] != drp[col]) 2299 || !RS_SAME (srp[col], drp[col]))
2103 { 2300 {
2104 if (must_clear && (i++ > (count / 2))) 2301 if (have_bg && (i++ > count / 2))
2105 break; 2302 break;
2106 2303
2107 dtp[col] = stp[col]; 2304 dtp[col] = stp[col];
2108 drp[col] = rend; 2305 drp[col] = rend;
2109 i = 0; 2306 i = 0;
2110 } 2307 }
2111 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2308 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2112 break; 2309 break;
2113 } 2310 }
2114 2311
2115 col--; /* went one too far. move back */ 2312 col--; /* went one too far. move back */
2116 count -= i; /* dump any matching trailing chars */ 2313 count -= i; /* dump any matching trailing chars */
2314
2315 // sometimes we optimize away the trailing NOCHAR's, add them back
2316 while (ecb_unlikely (i && text[count] == NOCHAR))
2317 count++, i--;
2117 2318
2118 /* 2319 /*
2119 * Determine the attributes for the string 2320 * Determine the attributes for the string
2120 */ 2321 */
2121 int fid = GET_FONT (rend);
2122 int fore = GET_FGCOLOR (rend); // desired foreground 2322 int fore = fgcolor_of (rend); // desired foreground
2123 int back = GET_BGCOLOR (rend); // desired background 2323 int back = bgcolor_of (rend); // desired background
2124 2324
2125 rend = GET_ATTR (rend); 2325 // only do special processing if any attributes are set, which is unlikely
2126 2326 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2127 rvid = !!(rend & RS_RVid); 2327 {
2328 bool invert = rend & RS_RVid;
2128 2329
2129#ifndef NO_BOLD_UNDERLINE_REVERSE 2330#ifndef NO_BOLD_UNDERLINE_REVERSE
2130 if (rend & RS_Bold && fore == Color_fg) 2331 if (rend & RS_Bold && fore == Color_fg)
2131 { 2332 {
2132 if (ISSET_PIXCOLOR (Color_BD)) 2333 if (ISSET_PIXCOLOR (Color_BD))
2133 fore = Color_BD; 2334 fore = Color_BD;
2335# if !ENABLE_STYLES
2134 else 2336 else
2135 rvid = !rvid; 2337 invert = !invert;
2338# endif
2339 }
2340
2341 if (rend & RS_Italic && fore == Color_fg)
2342 {
2343 if (ISSET_PIXCOLOR (Color_IT))
2344 fore = Color_IT;
2345# if !ENABLE_STYLES
2346 else
2347 invert = !invert;
2348# endif
2349 }
2350
2351 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2352 fore = Color_UL;
2353#endif
2354
2355#ifdef OPTION_HC
2356 if (rend & RS_Sel)
2357 {
2358 /* invert the column if no highlightColor is set or it is the
2359 * current cursor column */
2360 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2361 && ISSET_PIXCOLOR (Color_HC))
2362 {
2363 if (ISSET_PIXCOLOR (Color_HTC))
2364 fore = Color_HTC;
2365 // if invert is 0 reverse video is set so we use bg color as fg color
2366 else if (!invert)
2367 fore = back;
2368
2369 back = Color_HC;
2370 invert = 0;
2371 }
2372 }
2373#endif
2374
2375 if (invert)
2376 {
2377 ::swap (fore, back);
2378
2379#ifndef NO_BOLD_UNDERLINE_REVERSE
2380 if (fore == back)
2381 {
2382 fore = Color_bg;
2383 back = Color_fg;
2384 }
2385#endif
2386 }
2387
2388#ifdef TEXT_BLINK
2389 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2390 {
2391 if (!text_blink_ev.is_active ())
2392 {
2393 text_blink_ev.again ();
2394 hidden_text = 0;
2395 }
2396 else if (hidden_text)
2397 fore = back;
2398 }
2399#endif
2400
2401#if ENABLE_STYLES
2402 // "careful" (too wide) character handling
2403
2404 // include previous careful character(s) if possible, looks nicer (best effort...)
2405 while (text > stp
2406 && srp[text - stp - 1] & RS_Careful
2407 && RS_SAME (rend, srp[text - stp - 1]))
2408 text--, count++, xpixel -= fwidth;
2409
2410 // force redraw after "careful" characters to avoid pixel droppings
2411 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2412 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2413
2414 // force redraw before "careful" characters to avoid pixel droppings
2415 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2416 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2417#endif
2136 } 2418 }
2137
2138 if (rend & RS_Uline)
2139 {
2140 if (ISSET_PIXCOLOR (Color_UL))
2141 fore = Color_UL;
2142 }
2143#endif
2144
2145 if (rvid)
2146 {
2147 SWAP_IT (fore, back, int);
2148
2149#ifndef NO_BOLD_UNDERLINE_REVERSE
2150 if (ISSET_PIXCOLOR (Color_RV)
2151# ifndef NO_CURSORCOLOR
2152 && !ISSET_PIXCOLOR (Color_cursor)
2153# endif
2154 )
2155 back = Color_RV;
2156#endif
2157 }
2158
2159#ifdef TEXT_BLINK
2160 if (rend & RS_Blink && back == Color_bg)
2161 {
2162 if (!text_blink_ev.active)
2163 {
2164 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2165 hidden_text = 0;
2166 }
2167 else if (hidden_text)
2168 fore = back;
2169 }
2170#endif
2171 2419
2172 /* 2420 /*
2173 * Actually do the drawing of the string here 2421 * Actually do the drawing of the string here
2174 */ 2422 */
2175 rxvt_font *font = (*TermWin.fontset)[fid]; 2423 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2176 2424
2177 if (back == fore) 2425 if (ecb_likely (have_bg && back == Color_bg))
2178 font->clear_rect (*TermWin.drawable, xpixel, ypixel,
2179 TermWin.fwidth * count, TermWin.fheight,
2180 back);
2181 else if (back == Color_bg)
2182 { 2426 {
2183 if (must_clear) 2427 // this is very ugly, maybe push it into ->draw?
2184 {
2185 CLEAR_CHARS (xpixel, ypixel, count);
2186 2428
2187 for (i = 0; i < count; i++) /* don't draw empty strings */ 2429 for (i = 0; i < count; i++) /* don't draw empty strings */
2188 if (text[i] != ' ') 2430 if (text[i] != ' ')
2189 { 2431 {
2190 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2432 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2191 break; 2433 goto did_clear;
2192 }
2193 } 2434 }
2194 else 2435
2195 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2436 CLEAR_CHARS (xpixel, ypixel, count);
2437 did_clear: ;
2196 } 2438 }
2197 else 2439 else
2198 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2440 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2199 2441
2200 if ((rend & RS_Uline) && (font->descent > 1)) 2442 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2201 XDrawLine (display->display, drawBuffer, TermWin.gc, 2443 {
2444 if (showcursor && focus && row == screen.cur.row
2445 && IN_RANGE_EXC (col, cur_col, cur_col + cursorwidth))
2446 XSetForeground (dpy, gc, pix_colors[ccol1]);
2447 else
2448#if ENABLE_FRILLS
2449 if (ISSET_PIXCOLOR (Color_underline))
2450 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2451 else
2452#endif
2453 XSetForeground (dpy, gc, pix_colors[fore]);
2454
2455 XDrawLine (dpy, vt, gc,
2202 xpixel, ypixel + font->ascent + 1, 2456 xpixel, ypixel + font->ascent + 1,
2203 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2457 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2458 }
2204 } /* for (col....) */ 2459 } /* for (col....) */
2205 } /* for (row....) */ 2460 } /* for (row....) */
2206 2461
2207 /* 2462 /*
2208 * G: cleanup cursor and display outline cursor if necessary 2463 * G: cleanup cursor and display outline cursor if necessary
2209 */ 2464 */
2210 if (showcursor) 2465 if (showcursor)
2211 { 2466 {
2212 if (TermWin.focus) 2467 if (focus)
2213 { 2468 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2214 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2215 [screen.cur.col]);
2216 *srp ^= RS_RVid;
2217#ifndef NO_CURSORCOLOR
2218 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2219#endif
2220 }
2221 else if (oldcursor.row >= 0) 2469 else if (oldcursor.row >= 0)
2222 { 2470 {
2223#ifndef NO_CURSORCOLOR 2471 XSetForeground (dpy, gc, pix_colors[ccol1]);
2224 if (ISSET_PIXCOLOR (Color_cursor))
2225 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]);
2226#endif
2227 int cursorwidth = 1;
2228 while (oldcursor.col + cursorwidth < TermWin.ncol
2229 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2230 cursorwidth++;
2231 2472
2232 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2473 XDrawRectangle (dpy, vt, gc,
2233 Col2Pixel (oldcursor.col), 2474 Col2Pixel (cur_col),
2234 Row2Pixel (oldcursor.row), 2475 Row2Pixel (oldcursor.row),
2235 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2476 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2236 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2477 (unsigned int) (Height2Pixel (1) - 1));
2237 } 2478 }
2238 } 2479 }
2239 2480
2240 /* 2481 /*
2241 * H: cleanup selection 2482 * H: cleanup selection
2242 */ 2483 */
2484#if ENABLE_OVERLAY
2485 scr_swap_overlay ();
2486#endif
2487 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2488
2243 scr_reverse_selection (); 2489 scr_reverse_selection ();
2244 2490
2245 /* 2491 screen.flags = old_screen_flags;
2246 * I: other general cleanup
2247 */
2248 if (clearfirst && TermWin.int_bwidth)
2249 /*
2250 * clear the whole screen height, note that width == 0 is treated
2251 * specially by XClearArea
2252 */
2253 XClearArea (display->display, TermWin.vt, 0, 0,
2254 (unsigned int)TermWin.int_bwidth,
2255 (unsigned int)TermWin_TotalHeight (), False);
2256 if (clearlast && TermWin.int_bwidth)
2257 /*
2258 * clear the whole screen height, note that width == 0 is treated
2259 * specially by XClearArea
2260 */
2261 XClearArea (display->display, TermWin.vt,
2262 TermWin.width + TermWin.int_bwidth, 0,
2263 (unsigned int)TermWin.int_bwidth,
2264 (unsigned int)TermWin_TotalHeight (), False);
2265 if (refresh_type & SMOOTH_REFRESH)
2266 XSync (display->display, False);
2267
2268 num_scr = 0; 2492 num_scr = 0;
2269 num_scr_allow = 1; 2493 num_scr_allow = 1;
2270 want_refresh = 0; /* screen is current */
2271} 2494}
2272 2495
2273void 2496void ecb_cold
2274rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2497rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2275{ 2498{
2276 if (!rp || !tp) 2499 if (!l.valid ())
2277 return; 2500 return;
2278 2501
2279 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2502 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2280 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp));
2281}
2282 2503
2283void 2504 for (int i = ncol; i--; )
2505 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2506}
2507
2508void ecb_cold
2284rxvt_term::scr_remap_chars () 2509rxvt_term::scr_remap_chars () NOTHROW
2285{ 2510{
2286 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2511 for (int i = total_rows; i--; )
2287 scr_remap_chars (screen.text[i], screen.rend[i]); 2512 scr_remap_chars (row_buf [i]);
2288 2513
2289 for (int i = TermWin.nrow; i--; ) 2514 for (int i = nrow; i--; )
2290 {
2291 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2292 scr_remap_chars (swap.text[i], swap.rend[i]);
2293 } 2515 {
2516 scr_remap_chars (drawn_buf [i]);
2517 scr_remap_chars (swap_buf [i]);
2518 }
2294} 2519}
2295 2520
2296/* ------------------------------------------------------------------------- */ 2521void ecb_cold
2297void 2522rxvt_term::scr_recolour (bool refresh) NOTHROW
2298rxvt_term::scr_clear ()
2299{ 2523{
2524 bool transparent = false;
2525
2526#ifdef HAVE_IMG
2527 if (bg_img != 0)
2528 {
2529# if ENABLE_TRANSPARENCY
2530 if (bg_flags & BG_IS_TRANSPARENT)
2531 {
2532 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2533 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2534
2535 transparent = true;
2536 }
2537 else
2538# endif
2539 {
2540 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2541 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2542 }
2543 }
2544 else
2545#endif
2546 {
2547 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2548 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2549 }
2550
2551 XClearWindow (dpy, parent);
2552
2553 if (scrollBar.win)
2554 {
2555 if (transparent)
2556 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2557 else
2558 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2559 scrollBar.state = SB_STATE_IDLE;
2560 scrollBar.show (0);
2561 }
2562
2563 if (refresh)
2564 {
2565 scr_clear ();
2566 scr_touch (true);
2567 }
2568 want_refresh = 1;
2569}
2570
2571/* ------------------------------------------------------------------------- */
2572void
2573rxvt_term::scr_clear (bool really) NOTHROW
2574{
2300 if (!TermWin.mapped) 2575 if (!mapped)
2301 return; 2576 return;
2302 2577
2303 num_scr_allow = 0; 2578 num_scr_allow = 0;
2304 want_refresh = 1; 2579 want_refresh = 1;
2305#ifdef TRANSPARENT 2580
2306 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2581 if (really)
2582 XClearWindow (dpy, vt);
2583}
2584
2585void
2586rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2587{
2588 int view_end = view_start + nrow;
2589 int row, col;
2590
2591 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2592 {
2593 text_t *stp = ROW(row).t;
2594 rend_t *srp = ROW(row).r;
2595
2596 for (col = beg_col; col < end_col; col++)
2597 srp[col] ^= rstyle1;
2598
2599 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2600 srp[col] ^= rstyle2;
2601
2602 if (++col < end_col)
2603 srp[col] ^= rstyle2;
2307 { 2604 }
2308 int i; 2605}
2309 2606
2310 if (! (Options & Opt_transparent_all)) 2607void
2608rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2609{
2610 int view_end = view_start + nrow;
2611 int row, col;
2612
2613 if (beg_row >= view_start)
2614 {
2615 col = beg_col;
2616 row = beg_row;
2617 }
2618 else
2619 {
2311 i = 0; 2620 col = 0;
2621 row = view_start;
2622 }
2623
2624 for (; row < min (end_row, view_end); row++, col = 0)
2625 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2626 srp[col] ^= rstyle;
2627
2628 if (row == end_row)
2629 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2630 srp[col] ^= rstyle;
2631}
2632
2633/* ------------------------------------------------------------------------- */
2634void ecb_hot
2635rxvt_term::scr_reverse_selection () NOTHROW
2636{
2637 if (selection.op
2638 && current_screen == selection.screen
2639 && selection.end.row >= view_start)
2640 {
2641#if !ENABLE_MINIMAL
2642 if (selection.rect)
2643 scr_xor_rect (selection.beg.row, selection.beg.col,
2644 selection.end.row, selection.end.col,
2645 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2312 else 2646 else
2313 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2314
2315 while (i--)
2316 if (TermWin.parent[i] != None)
2317 XClearWindow (display->display, TermWin.parent[i]);
2318 }
2319#endif 2647#endif
2320 2648 scr_xor_span (selection.beg.row, selection.beg.col,
2321 XClearWindow (display->display, TermWin.vt); 2649 selection.end.row, selection.end.col,
2322} 2650 RS_Sel | RS_RVid);
2323
2324/* ------------------------------------------------------------------------- */
2325void
2326rxvt_term::scr_reverse_selection ()
2327{
2328 int i, col, row, end_row;
2329 rend_t *srp;
2330
2331 if (selection.op && current_screen == selection.screen)
2332 {
2333 end_row = TermWin.saveLines - TermWin.view_start;
2334 i = selection.beg.row + TermWin.saveLines;
2335 row = selection.end.row + TermWin.saveLines;
2336 if (i >= end_row)
2337 col = selection.beg.col;
2338 else
2339 {
2340 col = 0;
2341 i = end_row;
2342 }
2343 end_row += TermWin.nrow;
2344 for (; i < row && i < end_row; i++, col = 0)
2345 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2346 srp[col] ^= RS_RVid;
2347 if (i == row && i < end_row)
2348 for (srp = screen.rend[i]; col < selection.end.col; col++)
2349 srp[col] ^= RS_RVid;
2350 } 2651 }
2351} 2652}
2352 2653
2353/* ------------------------------------------------------------------------- */ 2654/* ------------------------------------------------------------------------- */
2354/* 2655/*
2355 * Dump the whole scrollback and screen to the passed filedescriptor. The 2656 * Dump the whole scrollback and screen to the passed filedescriptor. The
2356 * invoking routine must close the fd. 2657 * invoking routine must close the fd.
2357 */ 2658 */
2358#if 0 2659#if 0
2359void 2660void
2360rxvt_term::scr_dump (int fd) 2661rxvt_term::scr_dump (int fd) NOTHROW
2361{ 2662{
2362 int row, wrote; 2663 // if this method is needed, it can be implemented by factoring the
2363 unsigned int width, towrite; 2664 // relevant code in scr_printscreen
2364 char r1[] = "\n";
2365
2366 for (row = TermWin.saveLines - TermWin.nscrolled;
2367 row < TermWin.saveLines + TermWin.nrow - 1; row++)
2368 {
2369 width = screen.tlen[row] >= 0 ? screen.tlen[row]
2370 : TermWin.ncol;
2371 for (towrite = width; towrite; towrite -= wrote)
2372 {
2373 wrote = write (fd, & (screen.text[row][width - towrite]),
2374 towrite);
2375 if (wrote < 0)
2376 return; /* XXX: death, no report */
2377 }
2378 if (screen.tlen[row] >= 0)
2379 if (write (fd, r1, 1) <= 0)
2380 return; /* XXX: death, no report */
2381 }
2382} 2665}
2383#endif 2666#endif
2384 2667
2385/* ------------------------------------------------------------------------- * 2668/* ------------------------------------------------------------------------- *
2386 * CHARACTER SELECTION * 2669 * CHARACTER SELECTION *
2387 * ------------------------------------------------------------------------- */ 2670 * ------------------------------------------------------------------------- */
2388
2389/*
2390 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2391 */
2392void 2671void
2393rxvt_term::selection_check (int check_more) 2672rxvt_term::selection_check (int check_more) NOTHROW
2394{ 2673{
2395 row_col_t pos;
2396
2397 if (!selection.op) 2674 if (!selection.op)
2398 return; 2675 return;
2399 2676
2400 pos.row = pos.col = 0; 2677 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2401 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2678 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2402 || (selection.beg.row >= TermWin.nrow) 2679 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2403 || (selection.mark.row < - (int32_t)TermWin.nscrolled)
2404 || (selection.mark.row >= TermWin.nrow)
2405 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2406 || (selection.end.row >= TermWin.nrow)
2407 || (check_more == 1 2680 || (check_more == 1
2408 && current_screen == selection.screen 2681 && current_screen == selection.screen
2409 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2682 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2410 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2683 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2411 || (check_more == 2
2412 && ROWCOL_IS_BEFORE (selection.beg, pos)
2413 && ROWCOL_IS_AFTER (selection.end, pos))
2414 || (check_more == 3
2415 && ROWCOL_IS_AFTER (selection.end, pos))
2416 || (check_more == 4 /* screen width change */
2417 && (selection.beg.row != selection.end.row
2418 || selection.end.col > TermWin.ncol)))
2419 CLEAR_SELECTION (); 2684 CLEAR_ALL_SELECTION ();
2685}
2686
2687void
2688rxvt_term::selection_changed () NOTHROW
2689{
2690 line_t &r1 = ROW (selection.beg.row);
2691 while (selection.beg.col > 0 && r1.t [selection.beg.col] == NOCHAR)
2692 --selection.beg.col;
2693
2694 line_t &r2 = ROW (selection.end.row);
2695 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2696 ++selection.end.col;
2697
2698 want_refresh = 1;
2420} 2699}
2421 2700
2422/* ------------------------------------------------------------------------- */ 2701/* ------------------------------------------------------------------------- */
2423/* 2702/*
2424 * Paste a selection direct to the command fd 2703 * Paste a selection direct to the command fd
2425 */ 2704 */
2426void 2705void
2427rxvt_term::paste (const unsigned char *data, unsigned int len) 2706rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2428{ 2707{
2429 unsigned int i, j, n;
2430 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2431
2432#if 0
2433 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2434 ZERO_SCROLLBACK (r);
2435#endif
2436
2437 /* convert normal newline chars into common keyboard Return key sequence */ 2708 /* convert normal newline chars into common keyboard Return key sequence */
2438 for (i = 0; i < len; i += PROP_SIZE) 2709 for (unsigned int i = 0; i < len; i++)
2439 { 2710 if (data[i] == C0_LF)
2440 n = min (len - i, PROP_SIZE); 2711 data[i] = C0_CR;
2441 MEMCPY (ds, data + i, n);
2442 2712
2443 for (j = 0; j < n; j++) 2713 if (priv_modes & PrivMode_BracketPaste)
2444 if (ds[j] == '\n') 2714 tt_printf ("\x1b[200~");
2445 ds[j] = '\r';
2446 2715
2447 tt_write (ds, (int)n); 2716 tt_write (data, len);
2448 }
2449 2717
2450 free (ds); 2718 if (priv_modes & PrivMode_BracketPaste)
2719 tt_printf ("\x1b[201~");
2451} 2720}
2452 2721
2453/* ------------------------------------------------------------------------- */
2454/*
2455 * Respond to a notification that a primary selection has been sent
2456 * EXT: SelectionNotify
2457 */
2458int
2459rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2460{
2461 long nread = 0;
2462 unsigned long bytes_after;
2463 XTextProperty ct;
2464
2465 D_SELECT ((stderr, "rxvt_selection_paste (%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, selection_wait));
2466
2467 if (prop == None) /* check for failed XConvertSelection */
2468 {
2469 if ((selection_type & Sel_CompoundText))
2470 {
2471 int selnum = selection_type & Sel_whereMask;
2472
2473 selection_type = 0;
2474 if (selnum != Sel_direct)
2475 selection_request_other (XA_STRING, selnum);
2476 }
2477
2478 if ((selection_type & Sel_UTF8String))
2479 {
2480 int selnum = selection_type & Sel_whereMask;
2481
2482 selection_type = Sel_CompoundText;
2483 if (selnum != Sel_direct)
2484 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2485 else
2486 selection_type = 0;
2487 }
2488
2489 return 0;
2490 }
2491
2492 for (;;)
2493 {
2494 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4),
2495 (long) (PROP_SIZE / 4), delete_prop,
2496 AnyPropertyType, &ct.encoding, &ct.format,
2497 &ct.nitems, &bytes_after,
2498 &ct.value) != Success)
2499 break;
2500
2501 if (ct.encoding == 0)
2502 {
2503 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!"));
2504 break;
2505 }
2506
2507 if (ct.value == NULL)
2508 {
2509 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2510 continue;
2511 }
2512
2513 if (ct.nitems == 0)
2514 {
2515 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2516 if (selection_wait == Sel_normal && nread == 0
2517 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2518 {
2519 /*
2520 * pass through again trying CUT_BUFFER0 if we've come from
2521 * XConvertSelection () but nothing was presented
2522 */
2523 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2524 selection_paste (display->root, XA_CUT_BUFFER0, False);
2525 }
2526
2527 nread = -1; /* discount any previous stuff */
2528 break;
2529 }
2530
2531 nread += ct.nitems;
2532
2533 char **cl;
2534 int cr;
2535 if (XmbTextPropertyToTextList (display->display, &ct, &cl,
2536 &cr) >= 0 && cl)
2537 {
2538 for (int i = 0; i < cr; i++)
2539 paste ((unsigned char *)cl[i], STRLEN (cl[i]));
2540
2541 XFreeStringList (cl);
2542 }
2543 else
2544 paste (ct.value, ct.nitems);
2545
2546 if (bytes_after == 0)
2547 break;
2548
2549 XFree (ct.value);
2550 }
2551
2552 if (ct.value)
2553 XFree (ct.value);
2554
2555 if (selection_wait == Sel_normal)
2556 selection_wait = Sel_none;
2557
2558 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2559 return (int)nread;
2560}
2561
2562void 2722void
2563rxvt_term::incr_cb (time_watcher &w) 2723rxvt_term::paste (char *data, unsigned int len) NOTHROW
2564{ 2724{
2565 selection_wait = Sel_none; 2725 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2566
2567 rxvt_print_error ("data loss: timeout on INCR selection paste");
2568}
2569
2570/*
2571 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2572 */
2573void
2574rxvt_term::selection_property (Window win, Atom prop)
2575{
2576 int reget_time = 0;
2577
2578 if (prop == None)
2579 return; 2726 return;
2580 D_SELECT ((stderr, "rxvt_selection_property (%08lx, %lu)", win, (unsigned long)prop));
2581 if (selection_wait == Sel_normal)
2582 {
2583 int a, afmt;
2584 Atom atype;
2585 unsigned long bytes_after, nitems;
2586 unsigned char *s = NULL;
2587 2727
2588 a = XGetWindowProperty (display->display, win, prop, 0L, 1L, False, 2728 tt_paste (data, len);
2589 xa[XA_INCR], &atype, &afmt, &nitems,
2590 &bytes_after, &s);
2591 if (s)
2592 XFree (s);
2593 if (a != Success)
2594 return;
2595#ifndef __CYGWIN32__
2596 if (atype == xa[XA_INCR])
2597 { /* start an INCR transfer */
2598 D_SELECT ((stderr, "rxvt_selection_property: INCR: starting transfer"));
2599 XDeleteProperty (display->display, win, prop);
2600 XFlush (display->display);
2601 reget_time = 1;
2602 selection_wait = Sel_incr;
2603 }
2604#endif
2605
2606 }
2607 else if (selection_wait == Sel_incr)
2608 {
2609 reget_time = 1;
2610 if (selection_paste (win, prop, True) == -1)
2611 {
2612 D_SELECT ((stderr, "rxvt_selection_property: INCR: clean end"));
2613 selection_wait = Sel_none;
2614 incr_ev.stop ();
2615 }
2616 }
2617 if (reget_time) /* received more data so reget time */
2618 incr_ev.start (NOW + 10);
2619} 2729}
2730
2620/* ------------------------------------------------------------------------- */ 2731/* ------------------------------------------------------------------------- */
2621/* 2732/*
2622 * Request the current selection: 2733 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2623 * Order: > internal selection if available 2734 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2624 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2735 * as fallback
2625 * > CUT_BUFFER0
2626 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2627 * will auto fallback to CUT_BUFFER0
2628 * EXT: button 2 release 2736 * EXT: button 2 release
2629 */ 2737 */
2630void 2738void
2631rxvt_term::selection_request (Time tm, int x, int y) 2739rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2632{ 2740{
2633 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y)); 2741 if (!selection_req)
2634 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2635 return; /* outside window */
2636
2637 if (selection.text != NULL)
2638 { /* internal selection */
2639 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2640 paste (selection.text, selection.len);
2641 return;
2642 } 2742 {
2643 else 2743 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2744 selection_req->run ();
2644 { 2745 }
2645 int i;
2646
2647 selection_request_time = tm;
2648 selection_wait = Sel_normal;
2649 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2650 {
2651#if X_HAVE_UTF8_STRING
2652 selection_type = Sel_UTF8String;
2653 if (selection_request_other (xa[XA_UTF8_STRING], i))
2654 return;
2655#else
2656 selection_type = Sel_CompoundText;
2657 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2658 return;
2659#endif
2660
2661 }
2662 }
2663 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */
2664 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2665 selection_paste (display->root, XA_CUT_BUFFER0, False);
2666}
2667
2668int
2669rxvt_term::selection_request_other (Atom target, int selnum)
2670{
2671 Atom sel;
2672#ifdef DEBUG_SELECT
2673 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2674#endif
2675
2676 selection_type |= selnum;
2677 if (selnum == Sel_Primary)
2678 sel = XA_PRIMARY;
2679 else if (selnum == Sel_Secondary)
2680 sel = XA_SECONDARY;
2681 else
2682 sel = xa[XA_CLIPBOARD];
2683 if (XGetSelectionOwner (display->display, sel) != None)
2684 {
2685 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2686 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2687 TermWin.vt, selection_request_time);
2688 return 1;
2689 }
2690 return 0;
2691} 2746}
2692 2747
2693/* ------------------------------------------------------------------------- */ 2748/* ------------------------------------------------------------------------- */
2694/* 2749/*
2695 * Clear all selected text 2750 * Clear all selected text
2696 * EXT: SelectionClear 2751 * EXT: SelectionClear
2697 */ 2752 */
2698void 2753void
2699rxvt_term::selection_clear () 2754rxvt_term::selection_clear (bool clipboard) NOTHROW
2700{ 2755{
2701 D_SELECT ((stderr, "rxvt_selection_clear ()")); 2756 if (!clipboard)
2702 2757 {
2703 want_refresh = 1; 2758 want_refresh = 1;
2704 free (selection.text); 2759 free (selection.text);
2705 selection.text = NULL; 2760 selection.text = NULL;
2706 selection.len = 0; 2761 selection.len = 0;
2707 CLEAR_SELECTION (); 2762 CLEAR_SELECTION ();
2763
2764 if (display->selection_owner == this)
2765 display->selection_owner = 0;
2766 }
2767 else
2768 {
2769 free (selection.clip_text);
2770 selection.clip_text = NULL;
2771 selection.clip_len = 0;
2772
2773 if (display->clipboard_owner == this)
2774 display->clipboard_owner = 0;
2775 }
2708} 2776}
2709 2777
2710/* ------------------------------------------------------------------------- */ 2778/* ------------------------------------------------------------------------- */
2711/* 2779/*
2712 * Copy a selection into the cut buffer 2780 * Copy a selection into the cut buffer
2713 * EXT: button 1 or 3 release 2781 * EXT: button 1 or 3 release
2714 */ 2782 */
2715void 2783void
2716rxvt_term::selection_make (Time tm) 2784rxvt_term::selection_make (Time tm)
2717{ 2785{
2718 int i, col, end_col, row, end_row; 2786 int size;
2719 unsigned char *new_selection_text; 2787 wchar_t *new_selection_text;
2720 char *str;
2721 text_t *t; 2788 text_t *t;
2722#ifdef ACS_ASCII
2723 rend_t *re;
2724#endif
2725 2789
2726 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2727 switch (selection.op) 2790 switch (selection.op)
2728 { 2791 {
2729 case SELECTION_CONT: 2792 case SELECTION_CONT:
2730 break; 2793 break;
2731 case SELECTION_INIT: 2794 case SELECTION_INIT:
… …
2741 selection.op = SELECTION_DONE; 2804 selection.op = SELECTION_DONE;
2742 2805
2743 if (selection.clicks == 4) 2806 if (selection.clicks == 4)
2744 return; /* nothing selected, go away */ 2807 return; /* nothing selected, go away */
2745 2808
2809 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2810 return;
2811
2746 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1) + 1; 2812 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2747 str = (char *)rxvt_malloc (i * MB_CUR_MAX + 1); 2813 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2748 2814
2749 new_selection_text = (unsigned char *)str; 2815 int ofs = 0;
2816 int extra = 0;
2750 2817
2751 col = selection.beg.col; 2818 int col = selection.beg.col;
2752 MAX_IT (col, 0); 2819 int row = selection.beg.row;
2753 row = selection.beg.row + TermWin.saveLines;
2754 end_row = selection.end.row + TermWin.saveLines;
2755 2820
2821 int end_col;
2822
2756 for (; row <= end_row; row++, col = 0) 2823 for (; row <= selection.end.row; row++, col = 0)
2757 { 2824 {
2758 t = & (screen.text[row][col]); 2825#if !ENABLE_MINIMAL
2759 2826 if (selection.rect)
2760 end_col = screen.tlen[row]; 2827 {
2761 2828 col = selection.beg.col;
2762 if (end_col == -1)
2763 end_col = TermWin.ncol; 2829 end_col = selection.end.col;
2830 }
2831 else
2832#endif
2833 end_col = ROW(row).l;
2764 2834
2835 col = max (col, 0);
2836
2765 if (row == end_row) 2837 if (row == selection.end.row)
2766 MIN_IT (end_col, selection.end.col); 2838 min_it (end_col, selection.end.col);
2839
2840 t = ROW(row).t + col;
2767 2841
2768 for (; col < end_col; col++) 2842 for (; col < end_col; col++)
2843 {
2769 if (*t == NOCHAR) 2844 if (*t == NOCHAR)
2770 t++; 2845 t++;
2846#if ENABLE_COMBINING
2847 else if (IS_COMPOSE (*t))
2848 {
2849 int len = rxvt_composite.expand (*t, 0);
2850
2851 extra -= (len - 1);
2852
2853 if (extra < 0)
2854 {
2855 extra += size;
2856 size += size;
2857 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2858 }
2859
2860 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2861 }
2862#endif
2771 else 2863 else
2772 { 2864 new_selection_text[ofs++] = *t++;
2773 int len = wctomb (str, *t++);
2774 if (len > 0)
2775 str += len;
2776 } 2865 }
2777 2866
2778 if (screen.tlen[row] != -1 && row != end_row) 2867#if !ENABLE_MINIMAL
2779 *str++ = '\n'; 2868 if (selection.rect)
2780 } 2869 {
2870 while (ofs
2871 && new_selection_text[ofs - 1] != C0_LF
2872 && unicode::is_space (new_selection_text[ofs - 1]))
2873 --ofs;
2781 2874
2782#ifndef NO_OLD_SELECTION 2875 new_selection_text[ofs++] = C0_LF;
2783 if (selection_style == OLD_SELECT) 2876 }
2784 if (end_col == TermWin.ncol) 2877 else
2785 *str++ = '\n';
2786#endif 2878#endif
2787#ifndef NO_NEW_SELECTION 2879 if (!ROW(row).is_longer ()
2788 if (selection_style != OLD_SELECT) 2880 && (row != selection.end.row || end_col != selection.end.col)
2789 if (end_col != selection.end.col) 2881 && (row != selection.beg.row || selection.beg.col < ncol))
2790 *str++ = '\n'; 2882 new_selection_text[ofs++] = C0_LF;
2791#endif 2883 }
2792 *str = '\0';
2793 2884
2794 i = str - (char *)new_selection_text; 2885 new_selection_text[ofs] = 0;
2886
2795 if (i == 0) 2887 if (ofs == 0)
2796 { 2888 {
2797 free (new_selection_text); 2889 free (new_selection_text);
2798 return; 2890 return;
2799 } 2891 }
2800 2892
2801 // due to MB_CUR_MAX, selection wastage is usually high, so realloc
2802 if (str - (char *)new_selection_text > 1024)
2803 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2804
2805 selection.len = i;
2806
2807 if (selection.text)
2808 free (selection.text); 2893 free (selection.text);
2809 2894
2810 selection.text = new_selection_text; 2895 // we usually allocate much more than necessary, so realloc it smaller again
2896 selection.len = ofs;
2897 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2811 2898
2812 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 2899 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2813 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 2900 return;
2814 display->set_selection_owner (this); 2901
2902 selection_grab (tm);
2903}
2904
2905bool
2906rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2907{
2908 Atom sel;
2909
2910 if (!clipboard)
2911 {
2912 selection_time = tm;
2913 sel = XA_PRIMARY;
2914 }
2815 else 2915 else
2816 rxvt_print_error ("can't get primary selection");
2817
2818 { 2916 {
2917 clipboard_time = tm;
2918 sel = xa[XA_CLIPBOARD];
2919 }
2920
2921 XSetSelectionOwner (dpy, sel, vt, tm);
2922 if (XGetSelectionOwner (dpy, sel) == vt)
2923 {
2924 display->set_selection_owner (this, clipboard);
2925 return true;
2926 }
2927 else
2928 {
2929 selection_clear (clipboard);
2930 return false;
2931 }
2932
2933#if 0
2819 XTextProperty ct; 2934 XTextProperty ct;
2820 char *cl = (char *)selection.text;
2821 2935
2822 if (XmbTextListToTextProperty (display->display, &cl, 1, XStringStyle, &ct) >= 0) 2936 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2823 { 2937 {
2824 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 2938 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2825 PropModeReplace, ct.value, ct.nitems);
2826 XFree (ct.value); 2939 XFree (ct.value);
2827 } 2940 }
2828 else 2941#endif
2829 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8,
2830 PropModeReplace, selection.text, (int)selection.len);
2831 }
2832
2833 selection_time = tm;
2834 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2835} 2942}
2836 2943
2837/* ------------------------------------------------------------------------- */ 2944/* ------------------------------------------------------------------------- */
2838/* 2945/*
2839 * Mark or select text based upon number of clicks: 1, 2, or 3 2946 * Mark or select text based upon number of clicks: 1, 2, or 3
2840 * EXT: button 1 press 2947 * EXT: button 1 press
2841 */ 2948 */
2842void 2949void ecb_cold
2843rxvt_term::selection_click (int clicks, int x, int y) 2950rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2844{ 2951{
2845 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2846
2847 clicks = ((clicks - 1) % 3) + 1; 2952 clicks = ((clicks - 1) % 3) + 1;
2848 selection.clicks = clicks; /* save clicks so extend will work */ 2953 selection.clicks = clicks; /* save clicks so extend will work */
2849 2954
2955 if (clicks == 2 && !selection.rect
2956 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2957 {
2958 MEvent.clicks = 1; // what a mess
2959 selection.screen = current_screen;
2960 selection.op = SELECTION_CONT;
2961 return;
2962 }
2963
2850 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2964 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2851 2965
2852 if (clicks == 2 || clicks == 3) 2966 if (clicks == 2 || clicks == 3)
2853 selection_extend_colrow (selection.mark.col, 2967 selection_extend_colrow (selection.mark.col,
2854 selection.mark.row + TermWin.view_start, 2968 selection.mark.row - view_start,
2855 0, /* button 3 */ 2969 0, /* button 3 */
2856 1, /* button press */ 2970 1, /* button press */
2857 0); /* click change */ 2971 0); /* click change */
2858} 2972}
2859 2973
2860/* ------------------------------------------------------------------------- */ 2974/* ------------------------------------------------------------------------- */
2861/* 2975/*
2862 * Mark a selection at the specified col/row 2976 * Mark a selection at the specified col/row
2863 */ 2977 */
2864void 2978void ecb_cold
2865rxvt_term::selection_start_colrow (int col, int row) 2979rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2866{ 2980{
2867 want_refresh = 1; 2981 want_refresh = 1;
2982
2983 selection.mark.row = row + view_start;
2868 selection.mark.col = col; 2984 selection.mark.col = col;
2869 selection.mark.row = row - TermWin.view_start; 2985
2870 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 2986 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2871 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 2987 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2988
2872 MAX_IT (selection.mark.col, 0); 2989 while (selection.mark.col > 0
2873 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1); 2990 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2991 --selection.mark.col;
2874 2992
2875 if (selection.op) 2993 if (selection.op)
2994 {
2876 { /* clear the old selection */ 2995 /* clear the old selection */
2877 selection.beg.row = selection.end.row = selection.mark.row; 2996 selection.beg.row = selection.end.row = selection.mark.row;
2878 selection.beg.col = selection.end.col = selection.mark.col; 2997 selection.beg.col = selection.end.col = selection.mark.col;
2879 } 2998 }
2999
2880 selection.op = SELECTION_INIT; 3000 selection.op = SELECTION_INIT;
2881 selection.screen = current_screen; 3001 selection.screen = current_screen;
2882} 3002}
2883 3003
2884/* ------------------------------------------------------------------------- */ 3004/* ------------------------------------------------------------------------- */
… …
2886 * Word select: select text for 2 clicks 3006 * Word select: select text for 2 clicks
2887 * We now only find out the boundary in one direction 3007 * We now only find out the boundary in one direction
2888 */ 3008 */
2889 3009
2890/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3010/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2891#define DELIMIT_TEXT(x) \ 3011#define DELIMIT_TEXT(x) \
2892 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR (rs[Rs_cutchars], (x)) != NULL)) 3012 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2893#define DELIMIT_REND(x) 1 3013#define DELIMIT_REND(x) 1
2894 3014
2895void 3015void ecb_cold
2896rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3016rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2897{ 3017{
2898 int col, row, dirnadd, tcol, trow, w1, w2; 3018 int col, row, dirnadd, tcol, trow, w1, w2;
2899 row_col_t bound; 3019 row_col_t bound;
2900 text_t *stp; 3020 text_t *stp;
2901 rend_t *srp; 3021 rend_t *srp;
2902 3022
2903 if (dirn == UP) 3023 if (dirn == UP)
2904 { 3024 {
2905 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3025 bound.row = top_row - 1;
2906 bound.col = 0; 3026 bound.col = 0;
2907 dirnadd = -1; 3027 dirnadd = -1;
2908 } 3028 }
2909 else 3029 else
2910 { 3030 {
2911 bound.row = TermWin.saveLines + TermWin.nrow; 3031 bound.row = nrow;
2912 bound.col = TermWin.ncol - 1; 3032 bound.col = ncol - 1;
2913 dirnadd = 1; 3033 dirnadd = 1;
2914 } 3034 }
2915 row = mark->row + TermWin.saveLines; 3035
3036 row = mark->row;
2916 col = mark->col; 3037 col = max (mark->col, 0);
2917 MAX_IT (col, 0); 3038
2918 /* find the edge of a word */ 3039 /* find the edge of a word */
2919 stp = & (screen.text[row][col]); 3040 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2920 w1 = DELIMIT_TEXT (*stp); 3041 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2921 3042
2922 if (selection_style != NEW_SELECT) 3043 for (;;)
2923 { 3044 {
2924 if (w1 == 1) 3045 for (; col != bound.col; col += dirnadd)
2925 { 3046 {
2926 stp += dirnadd; 3047 stp += dirnadd;
2927 if (DELIMIT_TEXT (*stp) == 1)
2928 goto Old_Word_Selection_You_Die;
2929 col += dirnadd;
2930 }
2931 w1 = 0;
2932 }
2933 srp = (&screen.rend[row][col]);
2934 w2 = DELIMIT_REND (*srp);
2935
2936 for (;;)
2937 {
2938 for (; col != bound.col; col += dirnadd)
2939 {
2940 stp += dirnadd; 3048 srp += dirnadd;
3049
3050 if (*stp == NOCHAR)
3051 continue;
3052
2941 if (DELIMIT_TEXT (*stp) != w1) 3053 if (DELIMIT_TEXT (*stp) != w1)
2942 break; 3054 break;
2943 srp += dirnadd;
2944 if (DELIMIT_REND (*srp) != w2) 3055 if (DELIMIT_REND (*srp) != w2)
2945 break; 3056 break;
2946 } 3057 }
3058
2947 if ((col == bound.col) && (row != bound.row)) 3059 if ((col == bound.col) && (row != bound.row))
2948 { 3060 {
2949 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3061 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2950 { 3062 {
2951 trow = row + dirnadd; 3063 trow = row + dirnadd;
2952 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3064 tcol = dirn == UP ? ncol - 1 : 0;
2953 if (screen.text[trow] == NULL) 3065
3066 if (!ROW(trow).t)
2954 break; 3067 break;
2955 stp = & (screen.text[trow][tcol]); 3068
2956 srp = & (screen.rend[trow][tcol]); 3069 stp = ROW(trow).t + tcol;
3070 srp = ROW(trow).r + tcol;
3071
2957 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3072 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2958 break; 3073 break;
3074
2959 row = trow; 3075 row = trow;
2960 col = tcol; 3076 col = tcol;
2961 continue; 3077 continue;
2962 } 3078 }
2963 } 3079 }
2964 break; 3080 break;
2965 } 3081 }
2966Old_Word_Selection_You_Die:
2967 D_SELECT ((stderr, "rxvt_selection_delimit_word (%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - TermWin.saveLines, col));
2968 3082
2969 if (dirn == DN) 3083 if (dirn == DN)
2970 col++; /* put us on one past the end */ 3084 col++; /* put us on one past the end */
2971 3085
2972 /* Poke the values back in */ 3086 /* Poke the values back in */
2973 ret->row = row - TermWin.saveLines; 3087 ret->row = row;
2974 ret->col = col; 3088 ret->col = col;
2975} 3089}
2976 3090
2977/* ------------------------------------------------------------------------- */ 3091/* ------------------------------------------------------------------------- */
2978/* 3092/*
… …
2980 * EXT: button 3 press; button 1 or 3 drag 3094 * EXT: button 3 press; button 1 or 3 drag
2981 * flag == 0 ==> button 1 3095 * flag == 0 ==> button 1
2982 * flag == 1 ==> button 3 press 3096 * flag == 1 ==> button 3 press
2983 * flag == 2 ==> button 3 motion 3097 * flag == 2 ==> button 3 motion
2984 */ 3098 */
2985void 3099void ecb_cold
2986rxvt_term::selection_extend (int x, int y, int flag) 3100rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2987{ 3101{
2988 int col, row; 3102 int col = clamp (Pixel2Col (x), 0, ncol);
3103 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2989 3104
2990 col = Pixel2Col (x);
2991 row = Pixel2Row (y);
2992 MAX_IT (row, 0);
2993 MIN_IT (row, (int)TermWin.nrow - 1);
2994 MAX_IT (col, 0);
2995 MIN_IT (col, (int)TermWin.ncol);
2996
2997#ifndef NO_NEW_SELECTION
2998 /* 3105 /*
2999 * If we're selecting characters (single click) then we must check first 3106 * If we're selecting characters (single click) then we must check first
3000 * if we are at the same place as the original mark. If we are then 3107 * if we are at the same place as the original mark. If we are then
3001 * select nothing. Otherwise, if we're to the right of the mark, you have to 3108 * select nothing. Otherwise, if we're to the right of the mark, you have to
3002 * be _past_ a character for it to be selected. 3109 * be _past_ a character for it to be selected.
3003 */ 3110 */
3004 if (selection_style != OLD_SELECT)
3005 {
3006 if (((selection.clicks % 3) == 1) && !flag 3111 if (((selection.clicks % 3) == 1) && !flag
3007 && (col == selection.mark.col 3112 && (col == selection.mark.col
3008 && (row == selection.mark.row + TermWin.view_start))) 3113 && (row == selection.mark.row - view_start)))
3009 { 3114 {
3010 /* select nothing */ 3115 /* select nothing */
3011 selection.beg.row = selection.end.row = 0; 3116 selection.beg.row = selection.end.row = 0;
3012 selection.beg.col = selection.end.col = 0; 3117 selection.beg.col = selection.end.col = 0;
3013 selection.clicks = 4; 3118 selection.clicks = 4;
3014 want_refresh = 1; 3119 want_refresh = 1;
3015 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3016 return; 3120 return;
3017 }
3018 } 3121 }
3019#endif 3122
3020 if (selection.clicks == 4) 3123 if (selection.clicks == 4)
3021 selection.clicks = 1; 3124 selection.clicks = 1;
3022 3125
3023 selection_extend_colrow (col, row, !!flag, /* ? button 3 */ 3126 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3024 flag == 1 ? 1 : 0, /* ? button press */ 3127 flag == 1 ? 1 : 0, /* ? button press */
… …
3027 3130
3028/* ------------------------------------------------------------------------- */ 3131/* ------------------------------------------------------------------------- */
3029/* 3132/*
3030 * Extend the selection to the specified col/row 3133 * Extend the selection to the specified col/row
3031 */ 3134 */
3032void 3135void ecb_cold
3033rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3136rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3034{ 3137{
3035 int16_t ncol = TermWin.ncol;
3036 int end_col;
3037 row_col_t pos; 3138 row_col_t pos;
3038 enum { 3139 enum {
3039 LEFT, RIGHT 3140 LEFT, RIGHT
3040 } closeto = RIGHT; 3141 } closeto = RIGHT;
3041 3142
3042 D_SELECT ((stderr, "rxvt_selection_extend_colrow (c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, selection.clicks, selection.op));
3043 D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3044
3045 want_refresh = 1;
3046 switch (selection.op) 3143 switch (selection.op)
3047 { 3144 {
3048 case SELECTION_INIT: 3145 case SELECTION_INIT:
3049 CLEAR_SELECTION (); 3146 CLEAR_SELECTION ();
3050 selection.op = SELECTION_BEGIN; 3147 selection.op = SELECTION_BEGIN;
… …
3063 selection_start_colrow (col, row); 3160 selection_start_colrow (col, row);
3064 /* FALLTHROUGH */ 3161 /* FALLTHROUGH */
3065 default: 3162 default:
3066 return; 3163 return;
3067 } 3164 }
3165
3068 if (selection.beg.col == selection.end.col 3166 if (selection.beg.col == selection.end.col
3069 && selection.beg.col != selection.mark.col 3167 && selection.beg.col != selection.mark.col
3070 && selection.beg.row == selection.end.row 3168 && selection.beg.row == selection.end.row
3071 && selection.beg.row != selection.mark.row) 3169 && selection.beg.row != selection.mark.row)
3072 { 3170 {
3073 selection.beg.col = selection.end.col = selection.mark.col; 3171 selection.beg.col = selection.end.col = selection.mark.col;
3074 selection.beg.row = selection.end.row = selection.mark.row; 3172 selection.beg.row = selection.end.row = selection.mark.row;
3075 D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT2 b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3076 } 3173 }
3077 3174
3078 pos.col = col; 3175 pos.col = col;
3079 pos.row = row; 3176 pos.row = view_start + row;
3080 3177
3081 pos.row -= TermWin.view_start; /* adjust for scroll */
3082
3083#ifndef NO_OLD_SELECTION
3084 /*
3085 * This mimics some of the selection behaviour of version 2.20 and before.
3086 * There are no ``selection modes'', button3 is always character extension.
3087 * Note: button3 drag is always available, c.f. v2.20
3088 * Selection always terminates (left or right as appropriate) at the mark.
3089 */
3090 if (selection_style == OLD_SELECT)
3091 {
3092 if (selection.clicks == 1 || button3)
3093 {
3094 if (hate_those_clicks)
3095 {
3096 hate_those_clicks = 0;
3097 if (selection.clicks == 1)
3098 {
3099 selection.beg.row = selection.mark.row;
3100 selection.beg.col = selection.mark.col;
3101 }
3102 else
3103 {
3104 selection.mark.row = selection.beg.row;
3105 selection.mark.col = selection.beg.col;
3106 }
3107 }
3108 if (ROWCOL_IS_BEFORE (pos, selection.mark))
3109 {
3110 selection.end.row = selection.mark.row;
3111 selection.end.col = selection.mark.col + 1;
3112 selection.beg.row = pos.row;
3113 selection.beg.col = pos.col;
3114 }
3115 else
3116 {
3117 selection.beg.row = selection.mark.row;
3118 selection.beg.col = selection.mark.col;
3119 selection.end.row = pos.row;
3120 selection.end.col = pos.col + 1;
3121 }
3122 }
3123 else if (selection.clicks == 2)
3124 {
3125 selection_delimit_word (UP, & (selection.mark),
3126 & (selection.beg));
3127 selection_delimit_word (DN, & (selection.mark),
3128 & (selection.end));
3129 hate_those_clicks = 1;
3130 }
3131 else if (selection.clicks == 3)
3132 {
3133 selection.beg.row = selection.end.row = selection.mark.row;
3134 selection.beg.col = 0;
3135 selection.end.col = ncol;
3136 hate_those_clicks = 1;
3137 }
3138 D_SELECT ((stderr, "rxvt_selection_extend_colrow () EXIT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3139 return;
3140 }
3141#endif /* ! NO_OLD_SELECTION */
3142#ifndef NO_NEW_SELECTION
3143 /* selection_style must not be OLD_SELECT to get here */
3144 /* 3178 /*
3145 * This is mainly xterm style selection with a couple of differences, mainly 3179 * This is mainly xterm style selection with a couple of differences, mainly
3146 * in the way button3 drag extension works. 3180 * in the way button3 drag extension works.
3147 * We're either doing: button1 drag; button3 press; or button3 drag 3181 * We're either doing: button1 drag; button3 press; or button3 drag
3148 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3182 * a) button1 drag : select around a midpoint/word/line - that point/word/line
… …
3153 * a point/word/line which is either the start or end of the selection 3187 * a point/word/line which is either the start or end of the selection
3154 * and it was decided by whichever point/word/line was `fixed' at the 3188 * and it was decided by whichever point/word/line was `fixed' at the
3155 * time of the most recent button3 press 3189 * time of the most recent button3 press
3156 */ 3190 */
3157 if (button3 && buttonpress) 3191 if (button3 && buttonpress)
3192 {
3158 { /* button3 press */ 3193 /* button3 press */
3159 /* 3194 /*
3160 * first determine which edge of the selection we are closest to 3195 * first determine which edge of the selection we are closest to
3161 */ 3196 */
3162 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3197 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3163 || (!ROWCOL_IS_AFTER (pos, selection.end) 3198 || (!ROWCOL_IS_AFTER (pos, selection.end)
3164 && (((pos.col - selection.beg.col) 3199 && (((pos.col - selection.beg.col)
3165 + ((pos.row - selection.beg.row) * ncol)) 3200 + ((pos.row - selection.beg.row) * ncol))
3166 < ((selection.end.col - pos.col) 3201 < ((selection.end.col - pos.col)
3167 + ((selection.end.row - pos.row) * ncol))))) 3202 + ((selection.end.row - pos.row) * ncol)))))
3168 closeto = LEFT; 3203 closeto = LEFT;
3204
3169 if (closeto == LEFT) 3205 if (closeto == LEFT)
3170 { 3206 {
3171 selection.beg.row = pos.row; 3207 selection.beg.row = pos.row;
3172 selection.beg.col = pos.col; 3208 selection.beg.col = pos.col;
3173 selection.mark.row = selection.end.row; 3209 selection.mark.row = selection.end.row;
3174 selection.mark.col = selection.end.col 3210 selection.mark.col = selection.end.col - (selection.clicks == 2);
3175 - (selection.clicks == 2);
3176 } 3211 }
3177 else 3212 else
3178 { 3213 {
3179 selection.end.row = pos.row; 3214 selection.end.row = pos.row;
3180 selection.end.col = pos.col; 3215 selection.end.col = pos.col;
3181 selection.mark.row = selection.beg.row; 3216 selection.mark.row = selection.beg.row;
3182 selection.mark.col = selection.beg.col; 3217 selection.mark.col = selection.beg.col;
3183 } 3218 }
3184 } 3219 }
3185 else 3220 else
3221 {
3186 { /* button1 drag or button3 drag */ 3222 /* button1 drag or button3 drag */
3187 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3223 if (ROWCOL_IS_AFTER (selection.mark, pos))
3188 { 3224 {
3189 if ((selection.mark.row == selection.end.row) 3225 if (selection.mark.row == selection.end.row
3190 && (selection.mark.col == selection.end.col) 3226 && selection.mark.col == selection.end.col
3227 && clickchange
3191 && clickchange && selection.clicks == 2) 3228 && selection.clicks == 2)
3192 selection.mark.col--; 3229 selection.mark.col--;
3230
3193 selection.beg.row = pos.row; 3231 selection.beg.row = pos.row;
3194 selection.beg.col = pos.col; 3232 selection.beg.col = pos.col;
3195 selection.end.row = selection.mark.row; 3233 selection.end.row = selection.mark.row;
3196 selection.end.col = selection.mark.col 3234 selection.end.col = selection.mark.col + (selection.clicks == 2);
3197 + (selection.clicks == 2);
3198 } 3235 }
3199 else 3236 else
3200 { 3237 {
3201 selection.beg.row = selection.mark.row; 3238 selection.beg.row = selection.mark.row;
3202 selection.beg.col = selection.mark.col; 3239 selection.beg.col = selection.mark.col;
… …
3205 } 3242 }
3206 } 3243 }
3207 3244
3208 if (selection.clicks == 1) 3245 if (selection.clicks == 1)
3209 { 3246 {
3210 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3247 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3211 if (end_col != -1 && selection.beg.col > end_col) 3248 && !ROW(selection.beg.row).is_longer ()
3249#if !ENABLE_MINIMAL
3250 && !selection.rect
3251#endif
3212 { 3252 )
3213#if 1
3214 selection.beg.col = ncol; 3253 selection.beg.col = ncol;
3215#else
3216 if (selection.beg.row != selection.end.row)
3217 selection.beg.col = ncol;
3218 else
3219 selection.beg.col = selection.mark.col;
3220#endif
3221 3254
3255 if (
3256 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3257 && !ROW(selection.end.row).is_longer ()
3258#if !ENABLE_MINIMAL
3259 && !selection.rect
3260#endif
3222 } 3261 )
3223 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3224 if (end_col != -1 && selection.end.col > end_col)
3225 selection.end.col = ncol; 3262 selection.end.col = ncol;
3226
3227 } 3263 }
3228 else if (selection.clicks == 2) 3264 else if (selection.clicks == 2)
3229 { 3265 {
3230 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3266 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3231 selection.end.col--; 3267 selection.end.col--;
3268
3232 selection_delimit_word (UP, & (selection.beg), 3269 selection_delimit_word (UP, &selection.beg, &selection.beg);
3233 & (selection.beg));
3234 selection_delimit_word (DN, & (selection.end), 3270 selection_delimit_word (DN, &selection.end, &selection.end);
3235 & (selection.end));
3236 } 3271 }
3237 else if (selection.clicks == 3) 3272 else if (selection.clicks == 3)
3238 { 3273 {
3239#ifndef NO_FRILLS 3274#if ENABLE_FRILLS
3240 if ((Options & Opt_tripleclickwords)) 3275 if (option (Opt_tripleclickwords))
3241 { 3276 {
3242 int end_row;
3243
3244 selection_delimit_word (UP, & (selection.beg), 3277 selection_delimit_word (UP, &selection.beg, &selection.beg);
3245 & (selection.beg)); 3278
3246 end_row = screen.tlen[selection.mark.row
3247 + TermWin.saveLines];
3248 for (end_row = selection.mark.row; end_row < TermWin.nrow; 3279 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3249 end_row++)
3250 { 3280 {
3251 end_col = screen.tlen[end_row + TermWin.saveLines]; 3281 if (!ROW(end_row).is_longer ())
3252 if (end_col != -1)
3253 { 3282 {
3254 selection.end.row = end_row; 3283 selection.end.row = end_row;
3255 selection.end.col = end_col; 3284 selection.end.col = ROW(end_row).l;
3285# if !ENABLE_MINIMAL
3256 selection_remove_trailing_spaces (); 3286 selection_remove_trailing_spaces ();
3287# endif
3257 break; 3288 break;
3258 } 3289 }
3259 } 3290 }
3260 } 3291 }
3261 else 3292 else
3262#endif 3293#endif
3263
3264 { 3294 {
3265 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3295 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3266 selection.mark.col++; 3296 selection.mark.col++;
3297
3267 selection.beg.col = 0; 3298 selection.beg.col = 0;
3268 selection.end.col = ncol; 3299 selection.end.col = ncol;
3300
3301 // select a complete logical line
3302 while (selection.beg.row > -saveLines
3303 && ROW(selection.beg.row - 1).is_longer ())
3304 selection.beg.row--;
3305
3306 while (selection.end.row < nrow
3307 && ROW(selection.end.row).is_longer ())
3308 selection.end.row++;
3269 } 3309 }
3270 } 3310 }
3311
3271 if (button3 && buttonpress) 3312 if (button3 && buttonpress)
3313 {
3272 { /* mark may need to be changed */ 3314 /* mark may need to be changed */
3273 if (closeto == LEFT) 3315 if (closeto == LEFT)
3274 { 3316 {
3275 selection.mark.row = selection.end.row; 3317 selection.mark.row = selection.end.row;
3276 selection.mark.col = selection.end.col 3318 selection.mark.col = selection.end.col - (selection.clicks == 2);
3277 - (selection.clicks == 2);
3278 } 3319 }
3279 else 3320 else
3280 { 3321 {
3281 selection.mark.row = selection.beg.row; 3322 selection.mark.row = selection.beg.row;
3282 selection.mark.col = selection.beg.col; 3323 selection.mark.col = selection.beg.col;
3283 } 3324 }
3284 } 3325 }
3285 D_SELECT ((stderr, "rxvt_selection_extend_colrow () EXIT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3286#endif /* ! NO_NEW_SELECTION */
3287}
3288 3326
3289#ifndef NO_FRILLS 3327#if !ENABLE_MINIMAL
3290void 3328 if (selection.rect && selection.beg.col > selection.end.col)
3329 ::swap (selection.beg.col, selection.end.col);
3330#endif
3331
3332 selection_changed ();
3333}
3334
3335#if !ENABLE_MINIMAL
3336void ecb_cold
3291rxvt_term::selection_remove_trailing_spaces () 3337rxvt_term::selection_remove_trailing_spaces () NOTHROW
3292{ 3338{
3293 int32_t end_col, end_row; 3339 int32_t end_col, end_row;
3294 text_t *stp; 3340 text_t *stp;
3295 3341
3296 end_col = selection.end.col; 3342 end_col = selection.end.col;
3297 end_row = selection.end.row; 3343 end_row = selection.end.row;
3344
3298 for ( ; end_row >= selection.beg.row; ) 3345 for (; end_row >= selection.beg.row; )
3299 { 3346 {
3300 stp = screen.text[end_row + TermWin.saveLines]; 3347 stp = ROW(end_row).t;
3348
3301 while (--end_col >= 0) 3349 while (--end_col >= 0)
3302 { 3350 {
3303 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3351 if (stp[end_col] != NOCHAR
3352 && !unicode::is_space (stp[end_col]))
3304 break; 3353 break;
3305 } 3354 }
3355
3306 if (end_col >= 0 3356 if (end_col >= 0
3307 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3357 || !ROW(end_row - 1).is_longer ())
3308 { 3358 {
3309 selection.end.col = end_col + 1; 3359 selection.end.col = end_col + 1;
3310 selection.end.row = end_row; 3360 selection.end.row = end_row;
3311 break; 3361 break;
3312 } 3362 }
3363
3313 end_row--; 3364 end_row--;
3314 end_col = TermWin.ncol; 3365 end_col = ncol;
3315 } 3366 }
3367
3316 if (selection.mark.row > selection.end.row) 3368 if (selection.mark.row > selection.end.row)
3317 { 3369 {
3318 selection.mark.row = selection.end.row; 3370 selection.mark.row = selection.end.row;
3319 selection.mark.col = selection.end.col; 3371 selection.mark.col = selection.end.col;
3320 } 3372 }
… …
3327/* ------------------------------------------------------------------------- */ 3379/* ------------------------------------------------------------------------- */
3328/* 3380/*
3329 * Double click on button 3 when already selected 3381 * Double click on button 3 when already selected
3330 * EXT: button 3 double click 3382 * EXT: button 3 double click
3331 */ 3383 */
3332void 3384void ecb_cold
3333rxvt_term::selection_rotate (int x, int y) 3385rxvt_term::selection_rotate (int x, int y) NOTHROW
3334{ 3386{
3335 selection.clicks = selection.clicks % 3 + 1; 3387 selection.clicks = selection.clicks % 3 + 1;
3336 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3388 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3337} 3389}
3338 3390
3339/* ------------------------------------------------------------------------- */ 3391/* ------------------------------------------------------------------------- */
3340/* 3392/*
3341 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3342 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3343 * the X11 protocol.
3344 */
3345typedef CARD32 Atom32;
3346
3347/* ------------------------------------------------------------------------- */
3348/*
3349 * Respond to a request for our current selection 3393 * Respond to a request for our current selection
3350 * EXT: SelectionRequest 3394 * EXT: SelectionRequest
3351 */ 3395 */
3352void 3396void ecb_cold
3353rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3397rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3354{ 3398{
3399 Atom property = rq.property == None ? rq.target : rq.property;
3355 XSelectionEvent ev; 3400 XSelectionEvent ev;
3356 XTextProperty ct;
3357 XICCEncodingStyle style;
3358 Atom target;
3359 3401
3360 ev.type = SelectionNotify; 3402 ev.type = SelectionNotify;
3361 ev.property = None; 3403 ev.property = None;
3362 ev.display = rq.display; 3404 ev.display = rq.display;
3363 ev.requestor = rq.requestor; 3405 ev.requestor = rq.requestor;
… …
3365 ev.target = rq.target; 3407 ev.target = rq.target;
3366 ev.time = rq.time; 3408 ev.time = rq.time;
3367 3409
3368 if (rq.target == xa[XA_TARGETS]) 3410 if (rq.target == xa[XA_TARGETS])
3369 { 3411 {
3370 Atom32 target_list[5]; 3412 Atom target_list[6];
3371 Atom32 *target = target_list; 3413 Atom *target = target_list;
3372 3414
3373 *target++ = (Atom32) xa[XA_TARGETS]; 3415 *target++ = xa[XA_TARGETS];
3416 *target++ = xa[XA_TIMESTAMP];
3374 *target++ = (Atom32) XA_STRING; 3417 *target++ = XA_STRING;
3375 *target++ = (Atom32) xa[XA_TEXT]; 3418 *target++ = xa[XA_TEXT];
3376 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3419 *target++ = xa[XA_COMPOUND_TEXT];
3377#if X_HAVE_UTF8_STRING 3420#if X_HAVE_UTF8_STRING
3378 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3421 *target++ = xa[XA_UTF8_STRING];
3379#endif 3422#endif
3423
3380 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3424 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3381 (8 * sizeof (target_list[0])), PropModeReplace, 3425 32, PropModeReplace,
3382 (unsigned char *)target_list, 3426 (unsigned char *)target_list, target - target_list);
3383 target - target_list);
3384 ev.property = rq.property; 3427 ev.property = property;
3385 } 3428 }
3429#if TODO // TODO
3386 else if (rq.target == xa[XA_MULTIPLE]) 3430 else if (rq.target == xa[XA_MULTIPLE])
3387 { 3431 {
3388 /* TODO: Handle MULTIPLE */ 3432 /* TODO: Handle MULTIPLE */
3389 } 3433 }
3434#endif
3390 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3435 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3391 { 3436 {
3392 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3437 XChangeProperty (dpy, rq.requestor, property, rq.target,
3393 (8 * sizeof (Time)), PropModeReplace,
3394 (unsigned char *)&selection_time, 1); 3438 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3395 ev.property = rq.property; 3439 ev.property = property;
3440 }
3441 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3442 {
3443 XChangeProperty (dpy, rq.requestor, property, rq.target,
3444 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3445 ev.property = property;
3396 } 3446 }
3397 else if (rq.target == XA_STRING 3447 else if (rq.target == XA_STRING
3398 || rq.target == xa[XA_TEXT] 3448 || rq.target == xa[XA_TEXT]
3399 || rq.target == xa[XA_COMPOUND_TEXT] 3449 || rq.target == xa[XA_COMPOUND_TEXT]
3400 || rq.target == xa[XA_UTF8_STRING] 3450 || rq.target == xa[XA_UTF8_STRING]
3401 ) 3451 )
3402 { 3452 {
3453 XTextProperty ct;
3454 Atom target = rq.target;
3403 short freect = 0; 3455 short freect = 0;
3404 int selectlen; 3456 int selectlen;
3405 char *cl; 3457 wchar_t *cl;
3406 3458 enum {
3407 target = rq.target; 3459 enc_string = XStringStyle,
3460 enc_text = XStdICCTextStyle,
3461 enc_compound_text = XCompoundTextStyle,
3462#ifdef X_HAVE_UTF8_STRING
3463 enc_utf8 = XUTF8StringStyle,
3464#else
3465 enc_utf8 = -1,
3466#endif
3467 } style;
3408 3468
3409 if (target == XA_STRING) 3469 if (target == XA_STRING)
3410 // we actually don't do XA_STRING, but who cares, as i18n clients 3470 // we actually don't do XA_STRING, but who cares, as i18n clients
3411 // will ask for another format anyways. 3471 // will ask for another format anyways.
3412 style = XStringStyle; 3472 style = enc_string;
3413 else if (target == xa[XA_TEXT]) 3473 else if (target == xa[XA_TEXT])
3414 style = XTextStyle; 3474 style = enc_text;
3415 else if (target == xa[XA_COMPOUND_TEXT]) 3475 else if (target == xa[XA_COMPOUND_TEXT])
3416 style = XCompoundTextStyle; 3476 style = enc_compound_text;
3417#if X_HAVE_UTF8_STRING 3477#if !ENABLE_MINIMAL
3418 else if (target == xa[XA_UTF8_STRING]) 3478 else if (target == xa[XA_UTF8_STRING])
3419 style = XUTF8StringStyle; 3479 style = enc_utf8;
3420#endif 3480#endif
3421 else 3481 else
3422 { 3482 {
3423 target = xa[XA_COMPOUND_TEXT]; 3483 target = xa[XA_COMPOUND_TEXT];
3424 style = XCompoundTextStyle; 3484 style = enc_compound_text;
3425 }
3426
3427 if (selection.text)
3428 { 3485 }
3486
3487 if (rq.selection == XA_PRIMARY && selection.text)
3488 {
3429 cl = (char *)selection.text; 3489 cl = selection.text;
3430 selectlen = selection.len; 3490 selectlen = selection.len;
3431 } 3491 }
3492 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3493 {
3494 cl = selection.clip_text;
3495 selectlen = selection.clip_len;
3496 }
3432 else 3497 else
3433 { 3498 {
3434 cl = ""; 3499 cl = L"";
3435 selectlen = 0; 3500 selectlen = 0;
3436 } 3501 }
3437 3502
3503#if !ENABLE_MINIMAL
3504 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3505 // so recode it manually
3506 if (style == enc_utf8)
3507 {
3508 freect = 1;
3509 ct.encoding = target;
3510 ct.format = 8;
3511 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3512 ct.nitems = strlen ((char *)ct.value);
3513 }
3514 else
3515#endif
3438 if (XmbTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3516 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3439 freect = 1; 3517 freect = 1;
3440 else 3518 else
3441 { 3519 {
3442 /* if we failed to convert then send it raw */ 3520 /* if we failed to convert then send it raw */
3443 ct.value = (unsigned char *)cl; 3521 ct.value = (unsigned char *)cl;
3444 ct.nitems = selectlen; 3522 ct.nitems = selectlen;
3523 ct.encoding = target;
3445 } 3524 }
3446 3525
3447 XChangeProperty (display->display, rq.requestor, rq.property, 3526 XChangeProperty (dpy, rq.requestor, property,
3448 target, 8, PropModeReplace, 3527 ct.encoding, 8, PropModeReplace,
3449 ct.value, (int)ct.nitems); 3528 ct.value, (int)ct.nitems);
3450 ev.property = rq.property; 3529 ev.property = property;
3451 3530
3452 if (freect) 3531 if (freect)
3453 XFree (ct.value); 3532 XFree (ct.value);
3454 } 3533 }
3534
3455 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3535 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3456} 3536}
3457 3537
3458/* ------------------------------------------------------------------------- * 3538/* ------------------------------------------------------------------------- */
3459 * MOUSE ROUTINES *
3460 * ------------------------------------------------------------------------- */
3461
3462/*
3463 * return col/row values corresponding to x/y pixel values
3464 */
3465void
3466rxvt_term::pixel_position (int *x, int *y)
3467{
3468 *x = Pixel2Col (*x);
3469 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */
3470 *y = Pixel2Row (*y);
3471 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */
3472}
3473
3474/* ------------------------------------------------------------------------- */
3475#ifdef USE_XIM 3539#if USE_XIM
3476void 3540void ecb_cold
3477rxvt_term::im_set_position (XPoint *pos) 3541rxvt_term::im_set_position (XPoint &pos) NOTHROW
3478{ 3542{
3479 XWindowAttributes xwa; 3543 XWindowAttributes xwa;
3480 3544
3481 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3545 XGetWindowAttributes (dpy, vt, &xwa);
3546
3482 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3547 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3483 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3548 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3484} 3549}
3485
3486#endif 3550#endif
3487/* ------------------------------------------------------------------------- */ 3551
3488 3552#if ENABLE_OVERLAY
3553void
3554rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3555{
3556 if (nrow < 1 || ncol < 1)
3557 return;
3558
3559 want_refresh = 1;
3560
3561 scr_overlay_off ();
3562
3563 if (x < 0) x = ncol - w;
3564 if (y < 0) y = nrow - h;
3565
3566 // make space for border
3567 w += 2; min_it (w, ncol);
3568 h += 2; min_it (h, nrow);
3569
3570 x -= 1; clamp_it (x, 0, ncol - w);
3571 y -= 1; clamp_it (y, 0, nrow - h);
3572
3573 ov.x = x; ov.y = y;
3574 ov.w = w; ov.h = h;
3575
3576 ov.text = new text_t *[h];
3577 ov.rend = new rend_t *[h];
3578
3579 for (y = 0; y < h; y++)
3580 {
3581 text_t *tp = ov.text[y] = new text_t[w];
3582 rend_t *rp = ov.rend[y] = new rend_t[w];
3583
3584 text_t t0, t1, t2;
3585 rend_t r = OVERLAY_RSTYLE;
3586
3587 if (y == 0)
3588 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3589 else if (y < h - 1)
3590 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3591 else
3592 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3593
3594 *tp++ = t0;
3595 *rp++ = r;
3596
3597 for (x = w - 2; x > 0; --x)
3598 {
3599 *tp++ = t1;
3600 *rp++ = r;
3601 }
3602
3603 *tp = t2;
3604 *rp = r;
3605 }
3606}
3607
3608void
3609rxvt_term::scr_overlay_off () NOTHROW
3610{
3611 if (!ov.text)
3612 return;
3613
3614 want_refresh = 1;
3615
3616 for (int y = 0; y < ov.h; y++)
3617 {
3618 delete [] ov.text[y];
3619 delete [] ov.rend[y];
3620 }
3621
3622 delete [] ov.text; ov.text = 0;
3623 delete [] ov.rend; ov.rend = 0;
3624}
3625
3626void
3627rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3628{
3629 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3630 return;
3631
3632 x++, y++;
3633
3634 ov.text[y][x] = text;
3635 ov.rend[y][x] = rend;
3636}
3637
3638void
3639rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3640{
3641 while (*s)
3642 scr_overlay_set (x++, y, *s++);
3643}
3644
3645void
3646rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3647{
3648 while (*s)
3649 {
3650 text_t t = *s++;
3651 int width = WCWIDTH (t);
3652
3653 while (width--)
3654 {
3655 scr_overlay_set (x++, y, t);
3656 t = NOCHAR;
3657 }
3658 }
3659}
3660
3661void
3662rxvt_term::scr_swap_overlay () NOTHROW
3663{
3664 if (!ov.text)
3665 return;
3666
3667 // hide cursor if it is within the overlay area
3668 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3669 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3670 screen.flags &= ~Screen_VisibleCursor;
3671
3672 // swap screen mem with overlay
3673 for (int y = ov.h; y--; )
3674 {
3675 text_t *t1 = ov.text[y];
3676 rend_t *r1 = ov.rend[y];
3677
3678 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3679 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3680
3681 for (int x = ov.w; x--; )
3682 {
3683 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3684 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3685 }
3686 }
3687}
3688
3689#endif
3489/* ------------------------------------------------------------------------- * 3690/* ------------------------------------------------------------------------- */
3490 * DEBUG ROUTINES *
3491 * ------------------------------------------------------------------------- */
3492#if 0
3493void
3494rxvt_debug_colors (void)
3495{
3496 int color;
3497 const char *name[] =
3498 {
3499 "fg", "bg",
3500 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3501 };
3502 3691
3503 fprintf (stderr, "Color ( ");
3504 if (rstyle & RS_RVid)
3505 fprintf (stderr, "rvid ");
3506 if (rstyle & RS_Bold)
3507 fprintf (stderr, "bold ");
3508 if (rstyle & RS_Blink)
3509 fprintf (stderr, "blink ");
3510 if (rstyle & RS_Uline)
3511 fprintf (stderr, "uline ");
3512 fprintf (stderr, "): ");
3513
3514 color = GET_FGCOLOR (rstyle);
3515#ifndef NO_BRIGHTCOLOR
3516 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3517 {
3518 color -= (minBrightCOLOR - minCOLOR);
3519 fprintf (stderr, "bright ");
3520 }
3521#endif
3522 fprintf (stderr, "%s on ", name[color]);
3523
3524 color = GET_BGCOLOR (rstyle);
3525#ifndef NO_BRIGHTCOLOR
3526 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3527 {
3528 color -= (minBrightCOLOR - minCOLOR);
3529 fprintf (stderr, "bright ");
3530 }
3531#endif
3532 fprintf (stderr, "%s\n", name[color]);
3533}
3534#endif

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